19942034125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{38713}}^1$

素因数の和:39058

約数の個数: 32

約数和(自身を含む): 26887337568

約数和(自身を除く): 6945303443

約数列:

[1, 5, 13, 25, 65, 125, 317, 325, 1585, 1625, 4121, 7925, 20605, 38713, 39625, 103025, 193565, 503269, 515125, 967825, 2516345, 4839125, 12272021, 12581725, 61360105, 62908625, 159536273, 306800525, 797681365, 1534002625, 3988406825, 19942034125]

約数ペア:

[(1, 19942034125), (5, 3988406825), (13, 1534002625), (25, 797681365), (65, 306800525), (125, 159536273), (317, 62908625), (325, 61360105), (1585, 12581725), (1625, 12272021), (4121, 4839125), (7925, 2516345), (20605, 967825), (38713, 515125), (39625, 503269), (103025, 193565)]