78858832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1399}}^1$

素因数の和:1691

約数の個数: 40

約数和(自身を含む): 165267200

約数和(自身を除く): 86408368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 271, 542, 1084, 1399, 2168, 2798, 3523, 4336, 5596, 7046, 11192, 14092, 18187, 22384, 28184, 36374, 56368, 72748, 145496, 290992, 379129, 758258, 1516516, 3033032, 4928677, 6066064, 9857354, 19714708, 39429416, 78858832]

約数ペア:

[(1, 78858832), (2, 39429416), (4, 19714708), (8, 9857354), (13, 6066064), (16, 4928677), (26, 3033032), (52, 1516516), (104, 758258), (208, 379129), (271, 290992), (542, 145496), (1084, 72748), (1399, 56368), (2168, 36374), (2798, 28184), (3523, 22384), (4336, 18187), (5596, 14092), (7046, 11192)]