90498512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1399}}^1$

素因数の和:1731

約数の個数: 40

約数和(自身を含む): 189571200

約数和(自身を除く): 99072688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311, 622, 1244, 1399, 2488, 2798, 4043, 4976, 5596, 8086, 11192, 16172, 18187, 22384, 32344, 36374, 64688, 72748, 145496, 290992, 435089, 870178, 1740356, 3480712, 5656157, 6961424, 11312314, 22624628, 45249256, 90498512]

約数ペア:

[(1, 90498512), (2, 45249256), (4, 22624628), (8, 11312314), (13, 6961424), (16, 5656157), (26, 3480712), (52, 1740356), (104, 870178), (208, 435089), (311, 290992), (622, 145496), (1244, 72748), (1399, 64688), (2488, 36374), (2798, 32344), (4043, 22384), (4976, 18187), (5596, 16172), (8086, 11192)]