42145480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{81049}}^1$

素因数の和:81073

約数の個数: 32

約数和(自身を含む): 102123000

約数和(自身を除く): 59977520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 81049, 162098, 324196, 405245, 648392, 810490, 1053637, 1620980, 2107274, 3241960, 4214548, 5268185, 8429096, 10536370, 21072740, 42145480]

約数ペア:

[(1, 42145480), (2, 21072740), (4, 10536370), (5, 8429096), (8, 5268185), (10, 4214548), (13, 3241960), (20, 2107274), (26, 1620980), (40, 1053637), (52, 810490), (65, 648392), (104, 405245), (130, 324196), (260, 162098), (520, 81049)]