65805420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{13883}}^1$

素因数の和:13974

約数の個数: 48

約数和(自身を含む): 186600960

約数和(自身を除く): 120795540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 13883, 27766, 41649, 55532, 69415, 83298, 138830, 166596, 208245, 277660, 416490, 832980, 1096757, 2193514, 3290271, 4387028, 5483785, 6580542, 10967570, 13161084, 16451355, 21935140, 32902710, 65805420]

約数ペア:

[(1, 65805420), (2, 32902710), (3, 21935140), (4, 16451355), (5, 13161084), (6, 10967570), (10, 6580542), (12, 5483785), (15, 4387028), (20, 3290271), (30, 2193514), (60, 1096757), (79, 832980), (158, 416490), (237, 277660), (316, 208245), (395, 166596), (474, 138830), (790, 83298), (948, 69415), (1185, 55532), (1580, 41649), (2370, 27766), (4740, 13883)]