31352230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 70253568

約数和(自身を除く): 38901338

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 131, 182, 262, 263, 455, 526, 655, 910, 917, 1310, 1315, 1703, 1834, 1841, 2630, 3406, 3419, 3682, 4585, 6838, 8515, 9170, 9205, 11921, 17030, 17095, 18410, 23842, 23933, 34190, 34453, 47866, 59605, 68906, 119210, 119665, 172265, 239330, 241171, 344530, 447889, 482342, 895778, 1205855, 2239445, 2411710, 3135223, 4478890, 6270446, 15676115, 31352230]

約数ペア:

[(1, 31352230), (2, 15676115), (5, 6270446), (7, 4478890), (10, 3135223), (13, 2411710), (14, 2239445), (26, 1205855), (35, 895778), (65, 482342), (70, 447889), (91, 344530), (130, 241171), (131, 239330), (182, 172265), (262, 119665), (263, 119210), (455, 68906), (526, 59605), (655, 47866), (910, 34453), (917, 34190), (1310, 23933), (1315, 23842), (1703, 18410), (1834, 17095), (1841, 17030), (2630, 11921), (3406, 9205), (3419, 9170), (3682, 8515), (4585, 6838)]