201970250

素因数分解:

$2^1\times 5^3\times {\mathrm{499}}^1\times {\mathrm{1619}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 379080000

約数和(自身を除く): 177109750

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 499, 998, 1619, 2495, 3238, 4990, 8095, 12475, 16190, 24950, 40475, 62375, 80950, 124750, 202375, 404750, 807881, 1615762, 4039405, 8078810, 20197025, 40394050, 100985125, 201970250]

約数ペア:

[(1, 201970250), (2, 100985125), (5, 40394050), (10, 20197025), (25, 8078810), (50, 4039405), (125, 1615762), (250, 807881), (499, 404750), (998, 202375), (1619, 124750), (2495, 80950), (3238, 62375), (4990, 40475), (8095, 24950), (12475, 16190)]