90198550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{719}}^1$

素因数の和:937

約数の個数: 48

約数和(自身を含む): 181863360

約数和(自身を除く): 91664810

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 193, 325, 386, 650, 719, 965, 1438, 1930, 2509, 3595, 4825, 5018, 7190, 9347, 9650, 12545, 17975, 18694, 25090, 35950, 46735, 62725, 93470, 125450, 138767, 233675, 277534, 467350, 693835, 1387670, 1803971, 3469175, 3607942, 6938350, 9019855, 18039710, 45099275, 90198550]

約数ペア:

[(1, 90198550), (2, 45099275), (5, 18039710), (10, 9019855), (13, 6938350), (25, 3607942), (26, 3469175), (50, 1803971), (65, 1387670), (130, 693835), (193, 467350), (325, 277534), (386, 233675), (650, 138767), (719, 125450), (965, 93470), (1438, 62725), (1930, 46735), (2509, 35950), (3595, 25090), (4825, 18694), (5018, 17975), (7190, 12545), (9347, 9650)]