201566660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{613}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 435404592

約数和(自身を除く): 233837932

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 401, 410, 613, 802, 820, 1226, 1604, 2005, 2452, 3065, 4010, 6130, 8020, 12260, 16441, 25133, 32882, 50266, 65764, 82205, 100532, 125665, 164410, 245813, 251330, 328820, 491626, 502660, 983252, 1229065, 2458130, 4916260, 10078333, 20156666, 40313332, 50391665, 100783330, 201566660]

約数ペア:

[(1, 201566660), (2, 100783330), (4, 50391665), (5, 40313332), (10, 20156666), (20, 10078333), (41, 4916260), (82, 2458130), (164, 1229065), (205, 983252), (401, 502660), (410, 491626), (613, 328820), (802, 251330), (820, 245813), (1226, 164410), (1604, 125665), (2005, 100532), (2452, 82205), (3065, 65764), (4010, 50266), (6130, 32882), (8020, 25133), (12260, 16441)]