201822825

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 341978112

約数和(自身を除く): 140155287

約数列:

[1, 3, 5, 15, 25, 71, 75, 151, 213, 251, 355, 453, 753, 755, 1065, 1255, 1775, 2265, 3765, 3775, 5325, 6275, 10721, 11325, 17821, 18825, 32163, 37901, 53463, 53605, 89105, 113703, 160815, 189505, 267315, 268025, 445525, 568515, 804075, 947525, 1336575, 2690971, 2842575, 8072913, 13454855, 40364565, 67274275, 201822825]

約数ペア:

[(1, 201822825), (3, 67274275), (5, 40364565), (15, 13454855), (25, 8072913), (71, 2842575), (75, 2690971), (151, 1336575), (213, 947525), (251, 804075), (355, 568515), (453, 445525), (753, 268025), (755, 267315), (1065, 189505), (1255, 160815), (1775, 113703), (2265, 89105), (3765, 53605), (3775, 53463), (5325, 37901), (6275, 32163), (10721, 18825), (11325, 17821)]