2489825000

素因数分解:

$2^3\times 5^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:254

約数の個数: 192

約数和(自身を含む): 6457086720

約数和(自身を除く): 3967261720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 47, 50, 52, 65, 94, 100, 104, 125, 130, 163, 188, 200, 235, 250, 260, 325, 326, 376, 470, 500, 520, 611, 625, 650, 652, 815, 940, 1000, 1175, 1222, 1250, 1300, 1304, 1625, 1630, 1880, 2119, 2350, 2444, 2500, 2600, 3055, 3125, 3250, 3260, 4075, 4238, 4700, 4888, 5000, 5875, 6110, 6250, 6500, 6520, 7661, 8125, 8150, 8476, 9400, 10595, 11750, 12220, 12500, 13000, 15275, 15322, 16250, 16300, 16952, 20375, 21190, 23500, 24440, 25000, 29375, 30550, 30644, 32500, 32600, 38305, 40625, 40750, 42380, 47000, 52975, 58750, 61100, 61288, 65000, 76375, 76610, 81250, 81500, 84760, 99593, 101875, 105950, 117500, 122200, 146875, 152750, 153220, 162500, 163000, 191525, 199186, 203750, 211900, 235000, 264875, 293750, 305500, 306440, 325000, 381875, 383050, 398372, 407500, 423800, 497965, 509375, 529750, 587500, 611000, 763750, 766100, 796744, 815000, 957625, 995930, 1018750, 1059500, 1175000, 1324375, 1527500, 1532200, 1909375, 1915250, 1991860, 2037500, 2119000, 2489825, 2648750, 3055000, 3818750, 3830500, 3983720, 4075000, 4788125, 4979650, 5297500, 6621875, 7637500, 7661000, 9576250, 9959300, 10595000, 12449125, 13243750, 15275000, 19152500, 19918600, 23940625, 24898250, 26487500, 38305000, 47881250, 49796500, 52975000, 62245625, 95762500, 99593000, 124491250, 191525000, 248982500, 311228125, 497965000, 622456250, 1244912500, 2489825000]

約数ペア:

[(1, 2489825000), (2, 1244912500), (4, 622456250), (5, 497965000), (8, 311228125), (10, 248982500), (13, 191525000), (20, 124491250), (25, 99593000), (26, 95762500), (40, 62245625), (47, 52975000), (50, 49796500), (52, 47881250), (65, 38305000), (94, 26487500), (100, 24898250), (104, 23940625), (125, 19918600), (130, 19152500), (163, 15275000), (188, 13243750), (200, 12449125), (235, 10595000), (250, 9959300), (260, 9576250), (325, 7661000), (326, 7637500), (376, 6621875), (470, 5297500), (500, 4979650), (520, 4788125), (611, 4075000), (625, 3983720), (650, 3830500), (652, 3818750), (815, 3055000), (940, 2648750), (1000, 2489825), (1175, 2119000), (1222, 2037500), (1250, 1991860), (1300, 1915250), (1304, 1909375), (1625, 1532200), (1630, 1527500), (1880, 1324375), (2119, 1175000), (2350, 1059500), (2444, 1018750), (2500, 995930), (2600, 957625), (3055, 815000), (3125, 796744), (3250, 766100), (3260, 763750), (4075, 611000), (4238, 587500), (4700, 529750), (4888, 509375), (5000, 497965), (5875, 423800), (6110, 407500), (6250, 398372), (6500, 383050), (6520, 381875), (7661, 325000), (8125, 306440), (8150, 305500), (8476, 293750), (9400, 264875), (10595, 235000), (11750, 211900), (12220, 203750), (12500, 199186), (13000, 191525), (15275, 163000), (15322, 162500), (16250, 153220), (16300, 152750), (16952, 146875), (20375, 122200), (21190, 117500), (23500, 105950), (24440, 101875), (25000, 99593), (29375, 84760), (30550, 81500), (30644, 81250), (32500, 76610), (32600, 76375), (38305, 65000), (40625, 61288), (40750, 61100), (42380, 58750), (47000, 52975)]