489675250

素因数分解:

$2^1\times 5^3\times {\mathrm{409}}^1\times {\mathrm{4789}}^1$

素因数の和:5215

約数の個数: 32

約数和(自身を含む): 919105200

約数和(自身を除く): 429429950

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 409, 818, 2045, 4090, 4789, 9578, 10225, 20450, 23945, 47890, 51125, 102250, 119725, 239450, 598625, 1197250, 1958701, 3917402, 9793505, 19587010, 48967525, 97935050, 244837625, 489675250]

約数ペア:

[(1, 489675250), (2, 244837625), (5, 97935050), (10, 48967525), (25, 19587010), (50, 9793505), (125, 3917402), (250, 1958701), (409, 1197250), (818, 598625), (2045, 239450), (4090, 119725), (4789, 102250), (9578, 51125), (10225, 47890), (20450, 23945)]