100809220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{971}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 220449600

約数和(自身を除く): 119640380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 179, 290, 358, 580, 716, 895, 971, 1790, 1942, 3580, 3884, 4855, 5191, 9710, 10382, 19420, 20764, 25955, 28159, 51910, 56318, 103820, 112636, 140795, 173809, 281590, 347618, 563180, 695236, 869045, 1738090, 3476180, 5040461, 10080922, 20161844, 25202305, 50404610, 100809220]

約数ペア:

[(1, 100809220), (2, 50404610), (4, 25202305), (5, 20161844), (10, 10080922), (20, 5040461), (29, 3476180), (58, 1738090), (116, 869045), (145, 695236), (179, 563180), (290, 347618), (358, 281590), (580, 173809), (716, 140795), (895, 112636), (971, 103820), (1790, 56318), (1942, 51910), (3580, 28159), (3884, 25955), (4855, 20764), (5191, 19420), (9710, 10382)]