201464560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4871}}^1$

素因数の和:4942

約数の個数: 80

約数和(自身を含む): 521966592

約数和(自身を除く): 320502032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1880, 2068, 2585, 3760, 4136, 4871, 5170, 8272, 9742, 10340, 19484, 20680, 24355, 38968, 41360, 48710, 53581, 77936, 97420, 107162, 194840, 214324, 228937, 267905, 389680, 428648, 457874, 535810, 857296, 915748, 1071620, 1144685, 1831496, 2143240, 2289370, 2518307, 3662992, 4286480, 4578740, 5036614, 9157480, 10073228, 12591535, 18314960, 20146456, 25183070, 40292912, 50366140, 100732280, 201464560]

約数ペア:

[(1, 201464560), (2, 100732280), (4, 50366140), (5, 40292912), (8, 25183070), (10, 20146456), (11, 18314960), (16, 12591535), (20, 10073228), (22, 9157480), (40, 5036614), (44, 4578740), (47, 4286480), (55, 3662992), (80, 2518307), (88, 2289370), (94, 2143240), (110, 1831496), (176, 1144685), (188, 1071620), (220, 915748), (235, 857296), (376, 535810), (440, 457874), (470, 428648), (517, 389680), (752, 267905), (880, 228937), (940, 214324), (1034, 194840), (1880, 107162), (2068, 97420), (2585, 77936), (3760, 53581), (4136, 48710), (4871, 41360), (5170, 38968), (8272, 24355), (9742, 20680), (10340, 19484)]