61381000

素因数分解:

$2^3\times 5^3\times {\mathrm{61381}}^1$

素因数の和:61402

約数の個数: 32

約数和(自身を含む): 143633880

約数和(自身を除く): 82252880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 61381, 122762, 245524, 306905, 491048, 613810, 1227620, 1534525, 2455240, 3069050, 6138100, 7672625, 12276200, 15345250, 30690500, 61381000]

約数ペア:

[(1, 61381000), (2, 30690500), (4, 15345250), (5, 12276200), (8, 7672625), (10, 6138100), (20, 3069050), (25, 2455240), (40, 1534525), (50, 1227620), (100, 613810), (125, 491048), (200, 306905), (250, 245524), (500, 122762), (1000, 61381)]