67168400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12917}}^1$

素因数の和:12948

約数の個数: 60

約数和(自身を含む): 173798772

約数和(自身を除く): 106630372

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 12917, 25834, 51668, 64585, 103336, 129170, 167921, 206672, 258340, 322925, 335842, 516680, 645850, 671684, 839605, 1033360, 1291700, 1343368, 1679210, 2583400, 2686736, 3358420, 4198025, 5166800, 6716840, 8396050, 13433680, 16792100, 33584200, 67168400]

約数ペア:

[(1, 67168400), (2, 33584200), (4, 16792100), (5, 13433680), (8, 8396050), (10, 6716840), (13, 5166800), (16, 4198025), (20, 3358420), (25, 2686736), (26, 2583400), (40, 1679210), (50, 1343368), (52, 1291700), (65, 1033360), (80, 839605), (100, 671684), (104, 645850), (130, 516680), (200, 335842), (208, 322925), (260, 258340), (325, 206672), (400, 167921), (520, 129170), (650, 103336), (1040, 64585), (1300, 51668), (2600, 25834), (5200, 12917)]