254354425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2423}}^1$

素因数の和:2482

約数の個数: 48

約数和(自身を含む): 378725760

約数和(自身を除く): 124371335

約数列:

[1, 5, 13, 17, 19, 25, 65, 85, 95, 221, 247, 323, 325, 425, 475, 1105, 1235, 1615, 2423, 4199, 5525, 6175, 8075, 12115, 20995, 31499, 41191, 46037, 60575, 104975, 157495, 205955, 230185, 535483, 598481, 782629, 787475, 1029775, 1150925, 2677415, 2992405, 3913145, 10174177, 13387075, 14962025, 19565725, 50870885, 254354425]

約数ペア:

[(1, 254354425), (5, 50870885), (13, 19565725), (17, 14962025), (19, 13387075), (25, 10174177), (65, 3913145), (85, 2992405), (95, 2677415), (221, 1150925), (247, 1029775), (323, 787475), (325, 782629), (425, 598481), (475, 535483), (1105, 230185), (1235, 205955), (1615, 157495), (2423, 104975), (4199, 60575), (5525, 46037), (6175, 41191), (8075, 31499), (12115, 20995)]