73131370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{397}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 144211320

約数和(自身を除く): 71079950

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 169, 218, 338, 397, 545, 794, 845, 1090, 1417, 1690, 1985, 2834, 3970, 5161, 7085, 10322, 14170, 18421, 25805, 36842, 43273, 51610, 67093, 86546, 92105, 134186, 184210, 216365, 335465, 432730, 562549, 670930, 1125098, 2812745, 5625490, 7313137, 14626274, 36565685, 73131370]

約数ペア:

[(1, 73131370), (2, 36565685), (5, 14626274), (10, 7313137), (13, 5625490), (26, 2812745), (65, 1125098), (109, 670930), (130, 562549), (169, 432730), (218, 335465), (338, 216365), (397, 184210), (545, 134186), (794, 92105), (845, 86546), (1090, 67093), (1417, 51610), (1690, 43273), (1985, 36842), (2834, 25805), (3970, 18421), (5161, 14170), (7085, 10322)]