350015900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:328

約数の個数: 108

約数和(自身を含む): 833931000

約数和(自身を除く): 483915100

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 139, 149, 169, 260, 278, 298, 325, 338, 556, 596, 650, 676, 695, 745, 845, 1300, 1390, 1490, 1690, 1807, 1937, 2780, 2980, 3380, 3475, 3614, 3725, 3874, 4225, 6950, 7228, 7450, 7748, 8450, 9035, 9685, 13900, 14900, 16900, 18070, 19370, 20711, 23491, 25181, 36140, 38740, 41422, 45175, 46982, 48425, 50362, 82844, 90350, 93964, 96850, 100724, 103555, 117455, 125905, 180700, 193700, 207110, 234910, 251810, 269243, 414220, 469820, 503620, 517775, 538486, 587275, 629525, 1035550, 1076972, 1174550, 1259050, 1346215, 2071100, 2349100, 2518100, 2692430, 3500159, 5384860, 6731075, 7000318, 13462150, 14000636, 17500795, 26924300, 35001590, 70003180, 87503975, 175007950, 350015900]

約数ペア:

[(1, 350015900), (2, 175007950), (4, 87503975), (5, 70003180), (10, 35001590), (13, 26924300), (20, 17500795), (25, 14000636), (26, 13462150), (50, 7000318), (52, 6731075), (65, 5384860), (100, 3500159), (130, 2692430), (139, 2518100), (149, 2349100), (169, 2071100), (260, 1346215), (278, 1259050), (298, 1174550), (325, 1076972), (338, 1035550), (556, 629525), (596, 587275), (650, 538486), (676, 517775), (695, 503620), (745, 469820), (845, 414220), (1300, 269243), (1390, 251810), (1490, 234910), (1690, 207110), (1807, 193700), (1937, 180700), (2780, 125905), (2980, 117455), (3380, 103555), (3475, 100724), (3614, 96850), (3725, 93964), (3874, 90350), (4225, 82844), (6950, 50362), (7228, 48425), (7450, 46982), (7748, 45175), (8450, 41422), (9035, 38740), (9685, 36140), (13900, 25181), (14900, 23491), (16900, 20711), (18070, 19370)]