91433680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87917}}^1$

素因数の和:87943

約数の個数: 40

約数和(自身を含む): 228938472

約数和(自身を除く): 137504792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 87917, 175834, 351668, 439585, 703336, 879170, 1142921, 1406672, 1758340, 2285842, 3516680, 4571684, 5714605, 7033360, 9143368, 11429210, 18286736, 22858420, 45716840, 91433680]

約数ペア:

[(1, 91433680), (2, 45716840), (4, 22858420), (5, 18286736), (8, 11429210), (10, 9143368), (13, 7033360), (16, 5714605), (20, 4571684), (26, 3516680), (40, 2285842), (52, 1758340), (65, 1406672), (80, 1142921), (104, 879170), (130, 703336), (208, 439585), (260, 351668), (520, 175834), (1040, 87917)]