66863056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{617}}^1$

素因数の和:1159

約数の個数: 40

約数和(自身を含む): 140006664

約数和(自身を除く): 73143608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 521, 617, 1042, 1234, 2084, 2468, 4168, 4936, 6773, 8021, 8336, 9872, 13546, 16042, 27092, 32084, 54184, 64168, 108368, 128336, 321457, 642914, 1285828, 2571656, 4178941, 5143312, 8357882, 16715764, 33431528, 66863056]

約数ペア:

[(1, 66863056), (2, 33431528), (4, 16715764), (8, 8357882), (13, 5143312), (16, 4178941), (26, 2571656), (52, 1285828), (104, 642914), (208, 321457), (521, 128336), (617, 108368), (1042, 64168), (1234, 54184), (2084, 32084), (2468, 27092), (4168, 16042), (4936, 13546), (6773, 9872), (8021, 8336)]