72390590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{1583}}^1$

素因数の和:1876

約数の個数: 32

約数和(自身を含む): 138568320

約数和(自身を除く): 66177730

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 269, 538, 1345, 1583, 2690, 3166, 4573, 7915, 9146, 15830, 22865, 26911, 45730, 53822, 134555, 269110, 425827, 851654, 2129135, 4258270, 7239059, 14478118, 36195295, 72390590]

約数ペア:

[(1, 72390590), (2, 36195295), (5, 14478118), (10, 7239059), (17, 4258270), (34, 2129135), (85, 851654), (170, 425827), (269, 269110), (538, 134555), (1345, 53822), (1583, 45730), (2690, 26911), (3166, 22865), (4573, 15830), (7915, 9146)]