56998100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 131762400

約数和(自身を除く): 74764300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 131, 190, 229, 262, 380, 458, 475, 524, 655, 916, 950, 1145, 1310, 1900, 2290, 2489, 2620, 3275, 4351, 4580, 4978, 5725, 6550, 8702, 9956, 11450, 12445, 13100, 17404, 21755, 22900, 24890, 29999, 43510, 49780, 59998, 62225, 87020, 108775, 119996, 124450, 149995, 217550, 248900, 299990, 435100, 569981, 599980, 749975, 1139962, 1499950, 2279924, 2849905, 2999900, 5699810, 11399620, 14249525, 28499050, 56998100]

約数ペア:

[(1, 56998100), (2, 28499050), (4, 14249525), (5, 11399620), (10, 5699810), (19, 2999900), (20, 2849905), (25, 2279924), (38, 1499950), (50, 1139962), (76, 749975), (95, 599980), (100, 569981), (131, 435100), (190, 299990), (229, 248900), (262, 217550), (380, 149995), (458, 124450), (475, 119996), (524, 108775), (655, 87020), (916, 62225), (950, 59998), (1145, 49780), (1310, 43510), (1900, 29999), (2290, 24890), (2489, 22900), (2620, 21755), (3275, 17404), (4351, 13100), (4580, 12445), (4978, 11450), (5725, 9956), (6550, 8702)]