521950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 1156176

約数和(自身を除く): 634226

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 73, 110, 130, 143, 146, 275, 286, 325, 365, 550, 650, 715, 730, 803, 949, 1430, 1606, 1825, 1898, 3575, 3650, 4015, 4745, 7150, 8030, 9490, 10439, 20075, 20878, 23725, 40150, 47450, 52195, 104390, 260975, 521950]

約数ペア:

[(1, 521950), (2, 260975), (5, 104390), (10, 52195), (11, 47450), (13, 40150), (22, 23725), (25, 20878), (26, 20075), (50, 10439), (55, 9490), (65, 8030), (73, 7150), (110, 4745), (130, 4015), (143, 3650), (146, 3575), (275, 1898), (286, 1825), (325, 1606), (365, 1430), (550, 949), (650, 803), (715, 730)]