919692625

素因数分解:

$5^3\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 1230325200

約数和(自身を除く): 310632575

約数列:

[1, 5, 19, 25, 89, 95, 125, 229, 361, 445, 475, 1145, 1691, 1805, 2225, 2375, 4351, 5725, 8455, 9025, 11125, 20381, 21755, 28625, 32129, 42275, 45125, 82669, 101905, 108775, 160645, 211375, 387239, 413345, 509525, 543875, 803225, 1936195, 2066725, 2547625, 4016125, 7357541, 9680975, 10333625, 36787705, 48404875, 183938525, 919692625]

約数ペア:

[(1, 919692625), (5, 183938525), (19, 48404875), (25, 36787705), (89, 10333625), (95, 9680975), (125, 7357541), (229, 4016125), (361, 2547625), (445, 2066725), (475, 1936195), (1145, 803225), (1691, 543875), (1805, 509525), (2225, 413345), (2375, 387239), (4351, 211375), (5725, 160645), (8455, 108775), (9025, 101905), (11125, 82669), (20381, 45125), (21755, 42275), (28625, 32129)]