200955472

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{1999}}^1$

素因数の和:2171

約数の個数: 40

約数和(自身を含む): 399776000

約数和(自身を除く): 198820528

約数列:

[1, 2, 4, 8, 16, 61, 103, 122, 206, 244, 412, 488, 824, 976, 1648, 1999, 3998, 6283, 7996, 12566, 15992, 25132, 31984, 50264, 100528, 121939, 205897, 243878, 411794, 487756, 823588, 975512, 1647176, 1951024, 3294352, 12559717, 25119434, 50238868, 100477736, 200955472]

約数ペア:

[(1, 200955472), (2, 100477736), (4, 50238868), (8, 25119434), (16, 12559717), (61, 3294352), (103, 1951024), (122, 1647176), (206, 975512), (244, 823588), (412, 487756), (488, 411794), (824, 243878), (976, 205897), (1648, 121939), (1999, 100528), (3998, 50264), (6283, 31984), (7996, 25132), (12566, 15992)]