156760490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 304680960

約数和(自身を除く): 147920470

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 79, 155, 158, 173, 185, 310, 346, 370, 395, 790, 865, 1147, 1730, 2294, 2449, 2923, 4898, 5363, 5735, 5846, 6401, 10726, 11470, 12245, 12802, 13667, 14615, 24490, 26815, 27334, 29230, 32005, 53630, 64010, 68335, 90613, 136670, 181226, 198431, 396862, 423677, 453065, 505679, 847354, 906130, 992155, 1011358, 1984310, 2118385, 2528395, 4236770, 5056790, 15676049, 31352098, 78380245, 156760490]

約数ペア:

[(1, 156760490), (2, 78380245), (5, 31352098), (10, 15676049), (31, 5056790), (37, 4236770), (62, 2528395), (74, 2118385), (79, 1984310), (155, 1011358), (158, 992155), (173, 906130), (185, 847354), (310, 505679), (346, 453065), (370, 423677), (395, 396862), (790, 198431), (865, 181226), (1147, 136670), (1730, 90613), (2294, 68335), (2449, 64010), (2923, 53630), (4898, 32005), (5363, 29230), (5735, 27334), (5846, 26815), (6401, 24490), (10726, 14615), (11470, 13667), (12245, 12802)]