201000100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2843}}^1$

素因数の和:2965

約数の個数: 72

約数和(自身を含む): 503592768

約数和(自身を除く): 302592668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 101, 140, 175, 202, 350, 404, 505, 700, 707, 1010, 1414, 2020, 2525, 2828, 2843, 3535, 5050, 5686, 7070, 10100, 11372, 14140, 14215, 17675, 19901, 28430, 35350, 39802, 56860, 70700, 71075, 79604, 99505, 142150, 199010, 284300, 287143, 398020, 497525, 574286, 995050, 1148572, 1435715, 1990100, 2010001, 2871430, 4020002, 5742860, 7178575, 8040004, 10050005, 14357150, 20100010, 28714300, 40200020, 50250025, 100500050, 201000100]

約数ペア:

[(1, 201000100), (2, 100500050), (4, 50250025), (5, 40200020), (7, 28714300), (10, 20100010), (14, 14357150), (20, 10050005), (25, 8040004), (28, 7178575), (35, 5742860), (50, 4020002), (70, 2871430), (100, 2010001), (101, 1990100), (140, 1435715), (175, 1148572), (202, 995050), (350, 574286), (404, 497525), (505, 398020), (700, 287143), (707, 284300), (1010, 199010), (1414, 142150), (2020, 99505), (2525, 79604), (2828, 71075), (2843, 70700), (3535, 56860), (5050, 39802), (5686, 35350), (7070, 28430), (10100, 19901), (11372, 17675), (14140, 14215)]