149048890

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{22549}}^1$

素因数の和:23217

約数の個数: 16

約数和(自身を含む): 268705800

約数和(自身を除く): 119656910

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 22549, 45098, 112745, 225490, 14904889, 29809778, 74524445, 149048890]

約数ペア:

[(1, 149048890), (2, 74524445), (5, 29809778), (10, 14904889), (661, 225490), (1322, 112745), (3305, 45098), (6610, 22549)]