829674050

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{8059}}^1$

素因数の和:8171

約数の個数: 48

約数和(自身を含む): 1619092800

約数和(自身を除く): 789418750

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 71, 142, 145, 290, 355, 710, 725, 1450, 1775, 2059, 3550, 4118, 8059, 10295, 16118, 20590, 40295, 51475, 80590, 102950, 201475, 233711, 402950, 467422, 572189, 1144378, 1168555, 2337110, 2860945, 5721890, 5842775, 11685550, 14304725, 16593481, 28609450, 33186962, 82967405, 165934810, 414837025, 829674050]

約数ペア:

[(1, 829674050), (2, 414837025), (5, 165934810), (10, 82967405), (25, 33186962), (29, 28609450), (50, 16593481), (58, 14304725), (71, 11685550), (142, 5842775), (145, 5721890), (290, 2860945), (355, 2337110), (710, 1168555), (725, 1144378), (1450, 572189), (1775, 467422), (2059, 402950), (3550, 233711), (4118, 201475), (8059, 102950), (10295, 80590), (16118, 51475), (20590, 40295)]