72199090

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1\times {\mathrm{353}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 132206256

約数和(自身を除く): 60007166

約数列:

[1, 2, 5, 10, 113, 181, 226, 353, 362, 565, 706, 905, 1130, 1765, 1810, 3530, 20453, 39889, 40906, 63893, 79778, 102265, 127786, 199445, 204530, 319465, 398890, 638930, 7219909, 14439818, 36099545, 72199090]

約数ペア:

[(1, 72199090), (2, 36099545), (5, 14439818), (10, 7219909), (113, 638930), (181, 398890), (226, 319465), (353, 204530), (362, 199445), (565, 127786), (706, 102265), (905, 79778), (1130, 63893), (1765, 40906), (1810, 39889), (3530, 20453)]