81144580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1583}}^1$

素因数の和:1836

約数の個数: 48

約数和(自身を含む): 186810624

約数和(自身を除く): 105666044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 233, 466, 932, 1165, 1583, 2330, 2563, 3166, 4660, 5126, 6332, 7915, 10252, 12815, 15830, 17413, 25630, 31660, 34826, 51260, 69652, 87065, 174130, 348260, 368839, 737678, 1475356, 1844195, 3688390, 4057229, 7376780, 8114458, 16228916, 20286145, 40572290, 81144580]

約数ペア:

[(1, 81144580), (2, 40572290), (4, 20286145), (5, 16228916), (10, 8114458), (11, 7376780), (20, 4057229), (22, 3688390), (44, 1844195), (55, 1475356), (110, 737678), (220, 368839), (233, 348260), (466, 174130), (932, 87065), (1165, 69652), (1583, 51260), (2330, 34826), (2563, 31660), (3166, 25630), (4660, 17413), (5126, 15830), (6332, 12815), (7915, 10252)]