200790455900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1229}}^1\times {\mathrm{16843}}^1$

素因数の和:18183

約数の個数: 72

約数和(自身を含む): 440591539920

約数和(自身を除く): 239801084020

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1229, 1940, 2425, 2458, 4850, 4916, 6145, 9700, 12290, 16843, 24580, 30725, 33686, 61450, 67372, 84215, 119213, 122900, 168430, 238426, 336860, 421075, 476852, 596065, 842150, 1192130, 1633771, 1684300, 2384260, 2980325, 3267542, 5960650, 6535084, 8168855, 11921300, 16337710, 20700047, 32675420, 40844275, 41400094, 81688550, 82800188, 103500235, 163377100, 207000470, 414000940, 517501175, 1035002350, 2007904559, 2070004700, 4015809118, 8031618236, 10039522795, 20079045590, 40158091180, 50197613975, 100395227950, 200790455900]

約数ペア:

[(1, 200790455900), (2, 100395227950), (4, 50197613975), (5, 40158091180), (10, 20079045590), (20, 10039522795), (25, 8031618236), (50, 4015809118), (97, 2070004700), (100, 2007904559), (194, 1035002350), (388, 517501175), (485, 414000940), (970, 207000470), (1229, 163377100), (1940, 103500235), (2425, 82800188), (2458, 81688550), (4850, 41400094), (4916, 40844275), (6145, 32675420), (9700, 20700047), (12290, 16337710), (16843, 11921300), (24580, 8168855), (30725, 6535084), (33686, 5960650), (61450, 3267542), (67372, 2980325), (84215, 2384260), (119213, 1684300), (122900, 1633771), (168430, 1192130), (238426, 842150), (336860, 596065), (421075, 476852)]