636687728

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{5039}}^1$

素因数の和:5249

約数の個数: 40

約数和(自身を含む): 1265544000

約数和(自身を除く): 628856272

約数列:

[1, 2, 4, 8, 16, 53, 106, 149, 212, 298, 424, 596, 848, 1192, 2384, 5039, 7897, 10078, 15794, 20156, 31588, 40312, 63176, 80624, 126352, 267067, 534134, 750811, 1068268, 1501622, 2136536, 3003244, 4273072, 6006488, 12012976, 39792983, 79585966, 159171932, 318343864, 636687728]

約数ペア:

[(1, 636687728), (2, 318343864), (4, 159171932), (8, 79585966), (16, 39792983), (53, 12012976), (106, 6006488), (149, 4273072), (212, 3003244), (298, 2136536), (424, 1501622), (596, 1068268), (848, 750811), (1192, 534134), (2384, 267067), (5039, 126352), (7897, 80624), (10078, 63176), (15794, 40312), (20156, 31588)]