80395648

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{20261}}^1$

素因数の和:20306

約数の個数: 32

約数和(自身を含む): 165337920

約数和(自身を除く): 84942272

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 20261, 40522, 81044, 162088, 324176, 628091, 648352, 1256182, 1296704, 2512364, 2593408, 5024728, 10049456, 20098912, 40197824, 80395648]

約数ペア:

[(1, 80395648), (2, 40197824), (4, 20098912), (8, 10049456), (16, 5024728), (31, 2593408), (32, 2512364), (62, 1296704), (64, 1256182), (124, 648352), (128, 628091), (248, 324176), (496, 162088), (992, 81044), (1984, 40522), (3968, 20261)]