72283475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 103326720

約数和(自身を除く): 31043245

約数列:

[1, 5, 11, 25, 31, 55, 61, 139, 155, 275, 305, 341, 671, 695, 775, 1525, 1529, 1705, 1891, 3355, 3475, 4309, 7645, 8479, 8525, 9455, 16775, 20801, 21545, 38225, 42395, 47275, 47399, 93269, 104005, 107725, 211975, 236995, 262849, 466345, 520025, 1184975, 1314245, 2331725, 2891339, 6571225, 14456695, 72283475]

約数ペア:

[(1, 72283475), (5, 14456695), (11, 6571225), (25, 2891339), (31, 2331725), (55, 1314245), (61, 1184975), (139, 520025), (155, 466345), (275, 262849), (305, 236995), (341, 211975), (671, 107725), (695, 104005), (775, 93269), (1525, 47399), (1529, 47275), (1705, 42395), (1891, 38225), (3355, 21545), (3475, 20801), (4309, 16775), (7645, 9455), (8479, 8525)]