81657930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{2687}}^1$

素因数の和:3710

約数の個数: 32

約数和(自身を含む): 196245504

約数和(自身を除く): 114587574

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1013, 2026, 2687, 3039, 5065, 5374, 6078, 8061, 10130, 13435, 15195, 16122, 26870, 30390, 40305, 80610, 2721931, 5443862, 8165793, 13609655, 16331586, 27219310, 40828965, 81657930]

約数ペア:

[(1, 81657930), (2, 40828965), (3, 27219310), (5, 16331586), (6, 13609655), (10, 8165793), (15, 5443862), (30, 2721931), (1013, 80610), (2026, 40305), (2687, 30390), (3039, 26870), (5065, 16122), (5374, 15195), (6078, 13435), (8061, 10130)]