61291490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{1231}}^1$

素因数の和:1634

約数の個数: 32

約数和(自身を含む): 119218176

約数和(自身を除く): 57926686

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 383, 766, 1231, 1915, 2462, 3830, 4979, 6155, 9958, 12310, 16003, 24895, 32006, 49790, 80015, 160030, 471473, 942946, 2357365, 4714730, 6129149, 12258298, 30645745, 61291490]

約数ペア:

[(1, 61291490), (2, 30645745), (5, 12258298), (10, 6129149), (13, 4714730), (26, 2357365), (65, 942946), (130, 471473), (383, 160030), (766, 80015), (1231, 49790), (1915, 32006), (2462, 24895), (3830, 16003), (4979, 12310), (6155, 9958)]