204142000

素因数分解:

$2^4\times 5^3\times {\mathrm{102071}}^1$

素因数の和:102094

約数の個数: 40

約数和(自身を含む): 493620192

約数和(自身を除く): 289478192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 102071, 204142, 408284, 510355, 816568, 1020710, 1633136, 2041420, 2551775, 4082840, 5103550, 8165680, 10207100, 12758875, 20414200, 25517750, 40828400, 51035500, 102071000, 204142000]

約数ペア:

[(1, 204142000), (2, 102071000), (4, 51035500), (5, 40828400), (8, 25517750), (10, 20414200), (16, 12758875), (20, 10207100), (25, 8165680), (40, 5103550), (50, 4082840), (80, 2551775), (100, 2041420), (125, 1633136), (200, 1020710), (250, 816568), (400, 510355), (500, 408284), (1000, 204142), (2000, 102071)]