73540090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{15289}}^1$

素因数の和:15346

約数の個数: 32

約数和(自身を含む): 146417040

約数和(自身を除く): 72876950

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 15289, 30578, 76445, 152890, 198757, 397514, 565693, 993785, 1131386, 1987570, 2828465, 5656930, 7354009, 14708018, 36770045, 73540090]

約数ペア:

[(1, 73540090), (2, 36770045), (5, 14708018), (10, 7354009), (13, 5656930), (26, 2828465), (37, 1987570), (65, 1131386), (74, 993785), (130, 565693), (185, 397514), (370, 198757), (481, 152890), (962, 76445), (2405, 30578), (4810, 15289)]