25568140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3391}}^1$

素因数の和:3442

約数の個数: 48

約数和(自身を含む): 59834880

約数和(自身を除く): 34266740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3391, 3770, 6782, 7540, 13564, 16955, 33910, 44083, 67820, 88166, 98339, 176332, 196678, 220415, 393356, 440830, 491695, 881660, 983390, 1278407, 1966780, 2556814, 5113628, 6392035, 12784070, 25568140]

約数ペア:

[(1, 25568140), (2, 12784070), (4, 6392035), (5, 5113628), (10, 2556814), (13, 1966780), (20, 1278407), (26, 983390), (29, 881660), (52, 491695), (58, 440830), (65, 393356), (116, 220415), (130, 196678), (145, 176332), (260, 98339), (290, 88166), (377, 67820), (580, 44083), (754, 33910), (1508, 16955), (1885, 13564), (3391, 7540), (3770, 6782)]