67877420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3677}}^1$

素因数の和:3770

約数の個数: 48

約数和(自身を含む): 155711808

約数和(自身を除く): 87834388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3677, 3692, 4615, 7354, 9230, 14708, 18385, 18460, 36770, 47801, 73540, 95602, 191204, 239005, 261067, 478010, 522134, 956020, 1044268, 1305335, 2610670, 3393871, 5221340, 6787742, 13575484, 16969355, 33938710, 67877420]

約数ペア:

[(1, 67877420), (2, 33938710), (4, 16969355), (5, 13575484), (10, 6787742), (13, 5221340), (20, 3393871), (26, 2610670), (52, 1305335), (65, 1044268), (71, 956020), (130, 522134), (142, 478010), (260, 261067), (284, 239005), (355, 191204), (710, 95602), (923, 73540), (1420, 47801), (1846, 36770), (3677, 18460), (3692, 18385), (4615, 14708), (7354, 9230)]