8236928325

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{7331}}^1$

素因数の和:7626

約数の個数: 48

約数和(自身を含む): 13877540352

約数和(自身を除く): 5640612027

約数列:

[1, 3, 5, 15, 25, 71, 75, 211, 213, 355, 633, 1055, 1065, 1775, 3165, 5275, 5325, 7331, 14981, 15825, 21993, 36655, 44943, 74905, 109965, 183275, 224715, 374525, 520501, 549825, 1123575, 1546841, 1561503, 2602505, 4640523, 7734205, 7807515, 13012525, 23202615, 38671025, 39037575, 109825711, 116013075, 329477133, 549128555, 1647385665, 2745642775, 8236928325]

約数ペア:

[(1, 8236928325), (3, 2745642775), (5, 1647385665), (15, 549128555), (25, 329477133), (71, 116013075), (75, 109825711), (211, 39037575), (213, 38671025), (355, 23202615), (633, 13012525), (1055, 7807515), (1065, 7734205), (1775, 4640523), (3165, 2602505), (5275, 1561503), (5325, 1546841), (7331, 1123575), (14981, 549825), (15825, 520501), (21993, 374525), (36655, 224715), (44943, 183275), (74905, 109965)]