81254450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{85531}}^1$

素因数の和:85562

約数の個数: 24

約数和(自身を含む): 159089520

約数和(自身を除く): 77835070

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 85531, 171062, 427655, 855310, 1625089, 2138275, 3250178, 4276550, 8125445, 16250890, 40627225, 81254450]

約数ペア:

[(1, 81254450), (2, 40627225), (5, 16250890), (10, 8125445), (19, 4276550), (25, 3250178), (38, 2138275), (50, 1625089), (95, 855310), (190, 427655), (475, 171062), (950, 85531)]