649820450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{5743}}^1$

素因数の和:5859

約数の個数: 48

約数和(自身を含む): 1264966656

約数和(自身を除く): 615146206

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 73, 146, 155, 310, 365, 730, 775, 1550, 1825, 2263, 3650, 4526, 5743, 11315, 11486, 22630, 28715, 56575, 57430, 113150, 143575, 178033, 287150, 356066, 419239, 838478, 890165, 1780330, 2096195, 4192390, 4450825, 8901650, 10480975, 12996409, 20961950, 25992818, 64982045, 129964090, 324910225, 649820450]

約数ペア:

[(1, 649820450), (2, 324910225), (5, 129964090), (10, 64982045), (25, 25992818), (31, 20961950), (50, 12996409), (62, 10480975), (73, 8901650), (146, 4450825), (155, 4192390), (310, 2096195), (365, 1780330), (730, 890165), (775, 838478), (1550, 419239), (1825, 356066), (2263, 287150), (3650, 178033), (4526, 143575), (5743, 113150), (11315, 57430), (11486, 56575), (22630, 28715)]