72665216

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{43669}}^1$

素因数の和:43696

約数の個数: 32

約数和(自身を含む): 155901900

約数和(自身を除く): 83236684

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 43669, 87338, 174676, 349352, 567697, 698704, 1135394, 1397408, 2270788, 2794816, 4541576, 5589632, 9083152, 18166304, 36332608, 72665216]

約数ペア:

[(1, 72665216), (2, 36332608), (4, 18166304), (8, 9083152), (13, 5589632), (16, 4541576), (26, 2794816), (32, 2270788), (52, 1397408), (64, 1135394), (104, 698704), (128, 567697), (208, 349352), (416, 174676), (832, 87338), (1664, 43669)]