20050791950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{15971}}^1$

素因数の和:16218

約数の個数: 96

約数和(自身を含む): 45346169088

約数和(自身を除く): 25295377138

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 170, 175, 211, 238, 350, 422, 425, 595, 850, 1055, 1190, 1477, 2110, 2954, 2975, 3587, 5275, 5950, 7174, 7385, 10550, 14770, 15971, 17935, 25109, 31942, 35870, 36925, 50218, 73850, 79855, 89675, 111797, 125545, 159710, 179350, 223594, 251090, 271507, 399275, 543014, 558985, 627725, 798550, 1117970, 1255450, 1357535, 1900549, 2715070, 2794925, 3369881, 3801098, 5589850, 6739762, 6787675, 9502745, 13575350, 16849405, 19005490, 23589167, 33698810, 47178334, 47513725, 57287977, 84247025, 95027450, 114575954, 117945835, 168494050, 235891670, 286439885, 401015839, 572879770, 589729175, 802031678, 1179458350, 1432199425, 2005079195, 2864398850, 4010158390, 10025395975, 20050791950]

約数ペア:

[(1, 20050791950), (2, 10025395975), (5, 4010158390), (7, 2864398850), (10, 2005079195), (14, 1432199425), (17, 1179458350), (25, 802031678), (34, 589729175), (35, 572879770), (50, 401015839), (70, 286439885), (85, 235891670), (119, 168494050), (170, 117945835), (175, 114575954), (211, 95027450), (238, 84247025), (350, 57287977), (422, 47513725), (425, 47178334), (595, 33698810), (850, 23589167), (1055, 19005490), (1190, 16849405), (1477, 13575350), (2110, 9502745), (2954, 6787675), (2975, 6739762), (3587, 5589850), (5275, 3801098), (5950, 3369881), (7174, 2794925), (7385, 2715070), (10550, 1900549), (14770, 1357535), (15971, 1255450), (17935, 1117970), (25109, 798550), (31942, 627725), (35870, 558985), (36925, 543014), (50218, 399275), (73850, 271507), (79855, 251090), (89675, 223594), (111797, 179350), (125545, 159710)]