201338750

素因数分解:

$2^1\times 5^4\times {\mathrm{161071}}^1$

素因数の和:161093

約数の個数: 20

約数和(自身を含む): 377391696

約数和(自身を除く): 176052946

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 161071, 322142, 805355, 1610710, 4026775, 8053550, 20133875, 40267750, 100669375, 201338750]

約数ペア:

[(1, 201338750), (2, 100669375), (5, 40267750), (10, 20133875), (25, 8053550), (50, 4026775), (125, 1610710), (250, 805355), (625, 322142), (1250, 161071)]