81670930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1699}}^1$

素因数の和:1759

約数の個数: 64

約数和(自身を含む): 176256000

約数和(自身を除く): 94585070

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 38, 46, 55, 95, 110, 115, 190, 209, 230, 253, 418, 437, 506, 874, 1045, 1265, 1699, 2090, 2185, 2530, 3398, 4370, 4807, 8495, 9614, 16990, 18689, 24035, 32281, 37378, 39077, 48070, 64562, 78154, 93445, 161405, 186890, 195385, 322810, 355091, 390770, 429847, 710182, 742463, 859694, 1484926, 1775455, 2149235, 3550910, 3712315, 4298470, 7424630, 8167093, 16334186, 40835465, 81670930]

約数ペア:

[(1, 81670930), (2, 40835465), (5, 16334186), (10, 8167093), (11, 7424630), (19, 4298470), (22, 3712315), (23, 3550910), (38, 2149235), (46, 1775455), (55, 1484926), (95, 859694), (110, 742463), (115, 710182), (190, 429847), (209, 390770), (230, 355091), (253, 322810), (418, 195385), (437, 186890), (506, 161405), (874, 93445), (1045, 78154), (1265, 64562), (1699, 48070), (2090, 39077), (2185, 37378), (2530, 32281), (3398, 24035), (4370, 18689), (4807, 16990), (8495, 9614)]