205403750

素因数分解:

$2^1\times 5^4\times {\mathrm{73}}^1\times {\mathrm{2251}}^1$

素因数の和:2346

約数の個数: 40

約数和(自身を含む): 390456264

約数和(自身を除く): 185052514

約数列:

[1, 2, 5, 10, 25, 50, 73, 125, 146, 250, 365, 625, 730, 1250, 1825, 2251, 3650, 4502, 9125, 11255, 18250, 22510, 45625, 56275, 91250, 112550, 164323, 281375, 328646, 562750, 821615, 1406875, 1643230, 2813750, 4108075, 8216150, 20540375, 41080750, 102701875, 205403750]

約数ペア:

[(1, 205403750), (2, 102701875), (5, 41080750), (10, 20540375), (25, 8216150), (50, 4108075), (73, 2813750), (125, 1643230), (146, 1406875), (250, 821615), (365, 562750), (625, 328646), (730, 281375), (1250, 164323), (1825, 112550), (2251, 91250), (3650, 56275), (4502, 45625), (9125, 22510), (11255, 18250)]