261932201660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2243}}^1\times {\mathrm{188351}}^1$

素因数の和:190634

約数の個数: 48

約数和(自身を含む): 568057577472

約数和(自身を除く): 306125375812

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2243, 4486, 8972, 11215, 22430, 44860, 69533, 139066, 188351, 278132, 347665, 376702, 695330, 753404, 941755, 1390660, 1883510, 3767020, 5838881, 11677762, 23355524, 29194405, 58388810, 116777620, 422471293, 844942586, 1689885172, 2112356465, 4224712930, 8449425860, 13096610083, 26193220166, 52386440332, 65483050415, 130966100830, 261932201660]

約数ペア:

[(1, 261932201660), (2, 130966100830), (4, 65483050415), (5, 52386440332), (10, 26193220166), (20, 13096610083), (31, 8449425860), (62, 4224712930), (124, 2112356465), (155, 1689885172), (310, 844942586), (620, 422471293), (2243, 116777620), (4486, 58388810), (8972, 29194405), (11215, 23355524), (22430, 11677762), (44860, 5838881), (69533, 3767020), (139066, 1883510), (188351, 1390660), (278132, 941755), (347665, 753404), (376702, 695330)]