18308750

素因数分解:

$2^1\times 5^4\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:270

約数の個数: 40

約数和(自身を含む): 34901328

約数和(自身を除く): 16592578

約数列:

[1, 2, 5, 10, 25, 50, 97, 125, 151, 194, 250, 302, 485, 625, 755, 970, 1250, 1510, 2425, 3775, 4850, 7550, 12125, 14647, 18875, 24250, 29294, 37750, 60625, 73235, 94375, 121250, 146470, 188750, 366175, 732350, 1830875, 3661750, 9154375, 18308750]

約数ペア:

[(1, 18308750), (2, 9154375), (5, 3661750), (10, 1830875), (25, 732350), (50, 366175), (97, 188750), (125, 146470), (151, 121250), (194, 94375), (250, 73235), (302, 60625), (485, 37750), (625, 29294), (755, 24250), (970, 18875), (1250, 14647), (1510, 12125), (2425, 7550), (3775, 4850)]