79931680

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4421}}^1$

素因数の和:4549

約数の個数: 48

約数和(自身を含む): 190552824

約数和(自身を除く): 110621144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1130, 1808, 2260, 3616, 4421, 4520, 8842, 9040, 17684, 18080, 22105, 35368, 44210, 70736, 88420, 141472, 176840, 353680, 499573, 707360, 999146, 1998292, 2497865, 3996584, 4995730, 7993168, 9991460, 15986336, 19982920, 39965840, 79931680]

約数ペア:

[(1, 79931680), (2, 39965840), (4, 19982920), (5, 15986336), (8, 9991460), (10, 7993168), (16, 4995730), (20, 3996584), (32, 2497865), (40, 1998292), (80, 999146), (113, 707360), (160, 499573), (226, 353680), (452, 176840), (565, 141472), (904, 88420), (1130, 70736), (1808, 44210), (2260, 35368), (3616, 22105), (4421, 18080), (4520, 17684), (8842, 9040)]