73689850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1553}}^1$

素因数の和:1651

約数の個数: 48

約数和(自身を含む): 149724792

約数和(自身を除く): 76034942

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 130, 146, 325, 365, 650, 730, 949, 1553, 1825, 1898, 3106, 3650, 4745, 7765, 9490, 15530, 20189, 23725, 38825, 40378, 47450, 77650, 100945, 113369, 201890, 226738, 504725, 566845, 1009450, 1133690, 1473797, 2834225, 2947594, 5668450, 7368985, 14737970, 36844925, 73689850]

約数ペア:

[(1, 73689850), (2, 36844925), (5, 14737970), (10, 7368985), (13, 5668450), (25, 2947594), (26, 2834225), (50, 1473797), (65, 1133690), (73, 1009450), (130, 566845), (146, 504725), (325, 226738), (365, 201890), (650, 113369), (730, 100945), (949, 77650), (1553, 47450), (1825, 40378), (1898, 38825), (3106, 23725), (3650, 20189), (4745, 15530), (7765, 9490)]