1218351625

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{7151}}^1$

素因数の和:7242

約数の個数: 32

約数和(自身を含む): 1606625280

約数和(自身を除く): 388273655

約数列:

[1, 5, 25, 29, 47, 125, 145, 235, 725, 1175, 1363, 3625, 5875, 6815, 7151, 34075, 35755, 170375, 178775, 207379, 336097, 893875, 1036895, 1680485, 5184475, 8402425, 9746813, 25922375, 42012125, 48734065, 243670325, 1218351625]

約数ペア:

[(1, 1218351625), (5, 243670325), (25, 48734065), (29, 42012125), (47, 25922375), (125, 9746813), (145, 8402425), (235, 5184475), (725, 1680485), (1175, 1036895), (1363, 893875), (3625, 336097), (5875, 207379), (6815, 178775), (7151, 170375), (34075, 35755)]