64660730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{1249}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 120960000

約数和(自身を除く): 56299270

約数列:

[1, 2, 5, 10, 31, 62, 155, 167, 310, 334, 835, 1249, 1670, 2498, 5177, 6245, 10354, 12490, 25885, 38719, 51770, 77438, 193595, 208583, 387190, 417166, 1042915, 2085830, 6466073, 12932146, 32330365, 64660730]

約数ペア:

[(1, 64660730), (2, 32330365), (5, 12932146), (10, 6466073), (31, 2085830), (62, 1042915), (155, 417166), (167, 387190), (310, 208583), (334, 193595), (835, 77438), (1249, 51770), (1670, 38719), (2498, 25885), (5177, 12490), (6245, 10354)]