262940704

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{983}}^1$

素因数の和:1649

約数の個数: 48

約数和(自身を含む): 558919872

約数和(自身を除く): 295979168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 643, 983, 1286, 1966, 2572, 3932, 5144, 7864, 8359, 10288, 12779, 15728, 16718, 20576, 25558, 31456, 33436, 51116, 66872, 102232, 133744, 204464, 267488, 408928, 632069, 1264138, 2528276, 5056552, 8216897, 10113104, 16433794, 20226208, 32867588, 65735176, 131470352, 262940704]

約数ペア:

[(1, 262940704), (2, 131470352), (4, 65735176), (8, 32867588), (13, 20226208), (16, 16433794), (26, 10113104), (32, 8216897), (52, 5056552), (104, 2528276), (208, 1264138), (416, 632069), (643, 408928), (983, 267488), (1286, 204464), (1966, 133744), (2572, 102232), (3932, 66872), (5144, 51116), (7864, 33436), (8359, 31456), (10288, 25558), (12779, 20576), (15728, 16718)]