125915920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2953}}^1$

素因数の和:3020

約数の個数: 80

約数和(自身を含む): 323073072

約数和(自身を除く): 197157152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 656, 820, 1040, 1066, 1640, 2132, 2665, 2953, 3280, 4264, 5330, 5906, 8528, 10660, 11812, 14765, 21320, 23624, 29530, 38389, 42640, 47248, 59060, 76778, 118120, 121073, 153556, 191945, 236240, 242146, 307112, 383890, 484292, 605365, 614224, 767780, 968584, 1210730, 1535560, 1573949, 1937168, 2421460, 3071120, 3147898, 4842920, 6295796, 7869745, 9685840, 12591592, 15739490, 25183184, 31478980, 62957960, 125915920]

約数ペア:

[(1, 125915920), (2, 62957960), (4, 31478980), (5, 25183184), (8, 15739490), (10, 12591592), (13, 9685840), (16, 7869745), (20, 6295796), (26, 4842920), (40, 3147898), (41, 3071120), (52, 2421460), (65, 1937168), (80, 1573949), (82, 1535560), (104, 1210730), (130, 968584), (164, 767780), (205, 614224), (208, 605365), (260, 484292), (328, 383890), (410, 307112), (520, 242146), (533, 236240), (656, 191945), (820, 153556), (1040, 121073), (1066, 118120), (1640, 76778), (2132, 59060), (2665, 47248), (2953, 42640), (3280, 38389), (4264, 29530), (5330, 23624), (5906, 21320), (8528, 14765), (10660, 11812)]