31008250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 128

約数和(自身を含む): 75479040

約数和(自身を除く): 44470790

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 29, 35, 47, 50, 58, 65, 70, 91, 94, 125, 130, 145, 175, 182, 203, 235, 250, 290, 325, 329, 350, 377, 406, 455, 470, 611, 650, 658, 725, 754, 875, 910, 1015, 1175, 1222, 1363, 1450, 1625, 1645, 1750, 1885, 2030, 2275, 2350, 2639, 2726, 3055, 3250, 3290, 3625, 3770, 4277, 4550, 5075, 5278, 5875, 6110, 6815, 7250, 8225, 8554, 9425, 9541, 10150, 11375, 11750, 13195, 13630, 15275, 16450, 17719, 18850, 19082, 21385, 22750, 25375, 26390, 30550, 34075, 35438, 41125, 42770, 47125, 47705, 50750, 65975, 68150, 76375, 82250, 88595, 94250, 95410, 106925, 124033, 131950, 152750, 170375, 177190, 213850, 238525, 248066, 329875, 340750, 442975, 477050, 534625, 620165, 659750, 885950, 1069250, 1192625, 1240330, 2214875, 2385250, 3100825, 4429750, 6201650, 15504125, 31008250]

約数ペア:

[(1, 31008250), (2, 15504125), (5, 6201650), (7, 4429750), (10, 3100825), (13, 2385250), (14, 2214875), (25, 1240330), (26, 1192625), (29, 1069250), (35, 885950), (47, 659750), (50, 620165), (58, 534625), (65, 477050), (70, 442975), (91, 340750), (94, 329875), (125, 248066), (130, 238525), (145, 213850), (175, 177190), (182, 170375), (203, 152750), (235, 131950), (250, 124033), (290, 106925), (325, 95410), (329, 94250), (350, 88595), (377, 82250), (406, 76375), (455, 68150), (470, 65975), (611, 50750), (650, 47705), (658, 47125), (725, 42770), (754, 41125), (875, 35438), (910, 34075), (1015, 30550), (1175, 26390), (1222, 25375), (1363, 22750), (1450, 21385), (1625, 19082), (1645, 18850), (1750, 17719), (1885, 16450), (2030, 15275), (2275, 13630), (2350, 13195), (2639, 11750), (2726, 11375), (3055, 10150), (3250, 9541), (3290, 9425), (3625, 8554), (3770, 8225), (4277, 7250), (4550, 6815), (5075, 6110), (5278, 5875)]