42252860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{997}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 96239136

約数和(自身を除く): 53986276

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 260, 326, 652, 815, 997, 1630, 1994, 2119, 3260, 3988, 4238, 4985, 8476, 9970, 10595, 12961, 19940, 21190, 25922, 42380, 51844, 64805, 129610, 162511, 259220, 325022, 650044, 812555, 1625110, 2112643, 3250220, 4225286, 8450572, 10563215, 21126430, 42252860]

約数ペア:

[(1, 42252860), (2, 21126430), (4, 10563215), (5, 8450572), (10, 4225286), (13, 3250220), (20, 2112643), (26, 1625110), (52, 812555), (65, 650044), (130, 325022), (163, 259220), (260, 162511), (326, 129610), (652, 64805), (815, 51844), (997, 42380), (1630, 25922), (1994, 21190), (2119, 19940), (3260, 12961), (3988, 10595), (4238, 9970), (4985, 8476)]