554450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{853}}^1$

素因数の和:878

約数の個数: 24

約数和(自身を含む): 1111908

約数和(自身を除く): 557458

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 853, 1706, 4265, 8530, 11089, 21325, 22178, 42650, 55445, 110890, 277225, 554450]

約数ペア:

[(1, 554450), (2, 277225), (5, 110890), (10, 55445), (13, 42650), (25, 22178), (26, 21325), (50, 11089), (65, 8530), (130, 4265), (325, 1706), (650, 853)]