81072550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3371}}^1$

素因数の和:3433

約数の個数: 48

約数和(自身を含む): 166833072

約数和(自身を除く): 85760522

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 130, 185, 325, 370, 481, 650, 925, 962, 1850, 2405, 3371, 4810, 6742, 12025, 16855, 24050, 33710, 43823, 84275, 87646, 124727, 168550, 219115, 249454, 438230, 623635, 1095575, 1247270, 1621451, 2191150, 3118175, 3242902, 6236350, 8107255, 16214510, 40536275, 81072550]

約数ペア:

[(1, 81072550), (2, 40536275), (5, 16214510), (10, 8107255), (13, 6236350), (25, 3242902), (26, 3118175), (37, 2191150), (50, 1621451), (65, 1247270), (74, 1095575), (130, 623635), (185, 438230), (325, 249454), (370, 219115), (481, 168550), (650, 124727), (925, 87646), (962, 84275), (1850, 43823), (2405, 33710), (3371, 24050), (4810, 16855), (6742, 12025)]