20512120650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{124429}}^1$

素因数の和:124608

約数の個数: 96

約数和(自身を含む): 58507981440

約数和(自身を除く): 37995860790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 157, 175, 210, 314, 350, 471, 525, 785, 942, 1050, 1099, 1570, 2198, 2355, 3297, 3925, 4710, 5495, 6594, 7850, 10990, 11775, 16485, 23550, 27475, 32970, 54950, 82425, 124429, 164850, 248858, 373287, 622145, 746574, 871003, 1244290, 1742006, 1866435, 2613009, 3110725, 3732870, 4355015, 5226018, 6221450, 8710030, 9332175, 13065045, 18664350, 19535353, 21775075, 26130090, 39070706, 43550150, 58606059, 65325225, 97676765, 117212118, 130650450, 136747471, 195353530, 273494942, 293030295, 410242413, 488383825, 586060590, 683737355, 820484826, 976767650, 1367474710, 1465151475, 2051212065, 2930302950, 3418686775, 4102424130, 6837373550, 10256060325, 20512120650]

約数ペア:

[(1, 20512120650), (2, 10256060325), (3, 6837373550), (5, 4102424130), (6, 3418686775), (7, 2930302950), (10, 2051212065), (14, 1465151475), (15, 1367474710), (21, 976767650), (25, 820484826), (30, 683737355), (35, 586060590), (42, 488383825), (50, 410242413), (70, 293030295), (75, 273494942), (105, 195353530), (150, 136747471), (157, 130650450), (175, 117212118), (210, 97676765), (314, 65325225), (350, 58606059), (471, 43550150), (525, 39070706), (785, 26130090), (942, 21775075), (1050, 19535353), (1099, 18664350), (1570, 13065045), (2198, 9332175), (2355, 8710030), (3297, 6221450), (3925, 5226018), (4710, 4355015), (5495, 3732870), (6594, 3110725), (7850, 2613009), (10990, 1866435), (11775, 1742006), (16485, 1244290), (23550, 871003), (27475, 746574), (32970, 622145), (54950, 373287), (82425, 248858), (124429, 164850)]