71540690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{3181}}^1$

素因数の和:3374

約数の個数: 32

約数和(自身を含む): 139524336

約数和(自身を除く): 67983646

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 3181, 4498, 6362, 11245, 15905, 22490, 31810, 41353, 82706, 206765, 413530, 550313, 1100626, 2751565, 5503130, 7154069, 14308138, 35770345, 71540690]

約数ペア:

[(1, 71540690), (2, 35770345), (5, 14308138), (10, 7154069), (13, 5503130), (26, 2751565), (65, 1100626), (130, 550313), (173, 413530), (346, 206765), (865, 82706), (1730, 41353), (2249, 31810), (3181, 22490), (4498, 15905), (6362, 11245)]