73142420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281317}}^1$

素因数の和:281339

約数の個数: 24

約数和(自身を含む): 165414984

約数和(自身を除く): 92272564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 281317, 562634, 1125268, 1406585, 2813170, 3657121, 5626340, 7314242, 14628484, 18285605, 36571210, 73142420]

約数ペア:

[(1, 73142420), (2, 36571210), (4, 18285605), (5, 14628484), (10, 7314242), (13, 5626340), (20, 3657121), (26, 2813170), (52, 1406585), (65, 1125268), (130, 562634), (260, 281317)]