259680208

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{6547}}^1$

素因数の和:6659

約数の個数: 40

約数和(自身を含む): 524520992

約数和(自身を除く): 264840784

約数列:

[1, 2, 4, 8, 16, 37, 67, 74, 134, 148, 268, 296, 536, 592, 1072, 2479, 4958, 6547, 9916, 13094, 19832, 26188, 39664, 52376, 104752, 242239, 438649, 484478, 877298, 968956, 1754596, 1937912, 3509192, 3875824, 7018384, 16230013, 32460026, 64920052, 129840104, 259680208]

約数ペア:

[(1, 259680208), (2, 129840104), (4, 64920052), (8, 32460026), (16, 16230013), (37, 7018384), (67, 3875824), (74, 3509192), (134, 1937912), (148, 1754596), (268, 968956), (296, 877298), (536, 484478), (592, 438649), (1072, 242239), (2479, 104752), (4958, 52376), (6547, 39664), (9916, 26188), (13094, 19832)]