900936145

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 1124928000

約数和(自身を除く): 223991855

約数列:

[1, 5, 61, 79, 139, 269, 305, 395, 695, 1345, 4819, 8479, 10981, 16409, 21251, 24095, 37391, 42395, 54905, 82045, 106255, 186955, 669841, 1296311, 2280851, 2953889, 3349205, 6481555, 11404255, 14769445, 180187229, 900936145]

約数ペア:

[(1, 900936145), (5, 180187229), (61, 14769445), (79, 11404255), (139, 6481555), (269, 3349205), (305, 2953889), (395, 2280851), (695, 1296311), (1345, 669841), (4819, 186955), (8479, 106255), (10981, 82045), (16409, 54905), (21251, 42395), (24095, 37391)]