64051660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2309}}^1$

素因数の和:2410

約数の個数: 48

約数和(自身を含む): 143589600

約数和(自身を除く): 79537940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 730, 1387, 1460, 2309, 2774, 4618, 5548, 6935, 9236, 11545, 13870, 23090, 27740, 43871, 46180, 87742, 168557, 175484, 219355, 337114, 438710, 674228, 842785, 877420, 1685570, 3202583, 3371140, 6405166, 12810332, 16012915, 32025830, 64051660]

約数ペア:

[(1, 64051660), (2, 32025830), (4, 16012915), (5, 12810332), (10, 6405166), (19, 3371140), (20, 3202583), (38, 1685570), (73, 877420), (76, 842785), (95, 674228), (146, 438710), (190, 337114), (292, 219355), (365, 175484), (380, 168557), (730, 87742), (1387, 46180), (1460, 43871), (2309, 27740), (2774, 23090), (4618, 13870), (5548, 11545), (6935, 9236)]