20851566375

素因数分解:

$3^1\times 5^3\times {\mathrm{229}}^1\times {\mathrm{242813}}^1$

素因数の和:243060

約数の個数: 32

約数和(自身を含む): 34848665280

約数和(自身を除く): 13997098905

約数列:

[1, 3, 5, 15, 25, 75, 125, 229, 375, 687, 1145, 3435, 5725, 17175, 28625, 85875, 242813, 728439, 1214065, 3642195, 6070325, 18210975, 30351625, 55604177, 91054875, 166812531, 278020885, 834062655, 1390104425, 4170313275, 6950522125, 20851566375]

約数ペア:

[(1, 20851566375), (3, 6950522125), (5, 4170313275), (15, 1390104425), (25, 834062655), (75, 278020885), (125, 166812531), (229, 91054875), (375, 55604177), (687, 30351625), (1145, 18210975), (3435, 6070325), (5725, 3642195), (17175, 1214065), (28625, 728439), (85875, 242813)]