980720624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{5743}}^1$

素因数の和:6585

約数の個数: 40

約数和(自身を含む): 2049160512

約数和(自身を除く): 1068439888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 821, 1642, 3284, 5743, 6568, 10673, 11486, 13136, 21346, 22972, 42692, 45944, 74659, 85384, 91888, 149318, 170768, 298636, 597272, 1194544, 4715003, 9430006, 18860012, 37720024, 61295039, 75440048, 122590078, 245180156, 490360312, 980720624]

約数ペア:

[(1, 980720624), (2, 490360312), (4, 245180156), (8, 122590078), (13, 75440048), (16, 61295039), (26, 37720024), (52, 18860012), (104, 9430006), (208, 4715003), (821, 1194544), (1642, 597272), (3284, 298636), (5743, 170768), (6568, 149318), (10673, 91888), (11486, 85384), (13136, 74659), (21346, 45944), (22972, 42692)]