28275000

素因数分解:

$2^3\times 3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 192

約数和(自身を含む): 98431200

約数和(自身を除く): 70156200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 29, 30, 39, 40, 50, 52, 58, 60, 65, 75, 78, 87, 100, 104, 116, 120, 125, 130, 145, 150, 156, 174, 195, 200, 232, 250, 260, 290, 300, 312, 325, 348, 375, 377, 390, 435, 500, 520, 580, 600, 625, 650, 696, 725, 750, 754, 780, 870, 975, 1000, 1131, 1160, 1250, 1300, 1450, 1500, 1508, 1560, 1625, 1740, 1875, 1885, 1950, 2175, 2262, 2500, 2600, 2900, 3000, 3016, 3125, 3250, 3480, 3625, 3750, 3770, 3900, 4350, 4524, 4875, 5000, 5655, 5800, 6250, 6500, 7250, 7500, 7540, 7800, 8125, 8700, 9048, 9375, 9425, 9750, 10875, 11310, 12500, 13000, 14500, 15000, 15080, 16250, 17400, 18125, 18750, 18850, 19500, 21750, 22620, 24375, 25000, 28275, 29000, 32500, 36250, 37500, 37700, 39000, 40625, 43500, 45240, 47125, 48750, 54375, 56550, 65000, 72500, 75000, 75400, 81250, 87000, 90625, 94250, 97500, 108750, 113100, 121875, 141375, 145000, 162500, 181250, 188500, 195000, 217500, 226200, 235625, 243750, 271875, 282750, 325000, 362500, 377000, 435000, 471250, 487500, 543750, 565500, 706875, 725000, 942500, 975000, 1087500, 1131000, 1178125, 1413750, 1885000, 2175000, 2356250, 2827500, 3534375, 4712500, 5655000, 7068750, 9425000, 14137500, 28275000]

約数ペア:

[(1, 28275000), (2, 14137500), (3, 9425000), (4, 7068750), (5, 5655000), (6, 4712500), (8, 3534375), (10, 2827500), (12, 2356250), (13, 2175000), (15, 1885000), (20, 1413750), (24, 1178125), (25, 1131000), (26, 1087500), (29, 975000), (30, 942500), (39, 725000), (40, 706875), (50, 565500), (52, 543750), (58, 487500), (60, 471250), (65, 435000), (75, 377000), (78, 362500), (87, 325000), (100, 282750), (104, 271875), (116, 243750), (120, 235625), (125, 226200), (130, 217500), (145, 195000), (150, 188500), (156, 181250), (174, 162500), (195, 145000), (200, 141375), (232, 121875), (250, 113100), (260, 108750), (290, 97500), (300, 94250), (312, 90625), (325, 87000), (348, 81250), (375, 75400), (377, 75000), (390, 72500), (435, 65000), (500, 56550), (520, 54375), (580, 48750), (600, 47125), (625, 45240), (650, 43500), (696, 40625), (725, 39000), (750, 37700), (754, 37500), (780, 36250), (870, 32500), (975, 29000), (1000, 28275), (1131, 25000), (1160, 24375), (1250, 22620), (1300, 21750), (1450, 19500), (1500, 18850), (1508, 18750), (1560, 18125), (1625, 17400), (1740, 16250), (1875, 15080), (1885, 15000), (1950, 14500), (2175, 13000), (2262, 12500), (2500, 11310), (2600, 10875), (2900, 9750), (3000, 9425), (3016, 9375), (3125, 9048), (3250, 8700), (3480, 8125), (3625, 7800), (3750, 7540), (3770, 7500), (3900, 7250), (4350, 6500), (4524, 6250), (4875, 5800), (5000, 5655)]