90423800

素因数分解:

$2^3\times 5^2\times {\mathrm{431}}^1\times {\mathrm{1049}}^1$

素因数の和:1496

約数の個数: 48

約数和(自身を含む): 210924000

約数和(自身を除く): 120500200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 431, 862, 1049, 1724, 2098, 2155, 3448, 4196, 4310, 5245, 8392, 8620, 10490, 10775, 17240, 20980, 21550, 26225, 41960, 43100, 52450, 86200, 104900, 209800, 452119, 904238, 1808476, 2260595, 3616952, 4521190, 9042380, 11302975, 18084760, 22605950, 45211900, 90423800]

約数ペア:

[(1, 90423800), (2, 45211900), (4, 22605950), (5, 18084760), (8, 11302975), (10, 9042380), (20, 4521190), (25, 3616952), (40, 2260595), (50, 1808476), (100, 904238), (200, 452119), (431, 209800), (862, 104900), (1049, 86200), (1724, 52450), (2098, 43100), (2155, 41960), (3448, 26225), (4196, 21550), (4310, 20980), (5245, 17240), (8392, 10775), (8620, 10490)]