1255371325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{773}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 1773636480

約数和(自身を除く): 518265155

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 263, 325, 475, 773, 1235, 1315, 3419, 3865, 4997, 6175, 6575, 10049, 14687, 17095, 19325, 24985, 50245, 64961, 73435, 85475, 124925, 190931, 203299, 251225, 324805, 367175, 954655, 1016495, 1624025, 2642887, 3862681, 4773275, 5082475, 13214435, 19313405, 50214853, 66072175, 96567025, 251074265, 1255371325]

約数ペア:

[(1, 1255371325), (5, 251074265), (13, 96567025), (19, 66072175), (25, 50214853), (65, 19313405), (95, 13214435), (247, 5082475), (263, 4773275), (325, 3862681), (475, 2642887), (773, 1624025), (1235, 1016495), (1315, 954655), (3419, 367175), (3865, 324805), (4997, 251225), (6175, 203299), (6575, 190931), (10049, 124925), (14687, 85475), (17095, 73435), (19325, 64961), (24985, 50245)]