90201568

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1151}}^1$

素因数の和:1271

約数の個数: 48

約数和(自身を含む): 185794560

約数和(自身を除く): 95592992

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 79, 124, 158, 248, 316, 496, 632, 992, 1151, 1264, 2302, 2449, 2528, 4604, 4898, 9208, 9796, 18416, 19592, 35681, 36832, 39184, 71362, 78368, 90929, 142724, 181858, 285448, 363716, 570896, 727432, 1141792, 1454864, 2818799, 2909728, 5637598, 11275196, 22550392, 45100784, 90201568]

約数ペア:

[(1, 90201568), (2, 45100784), (4, 22550392), (8, 11275196), (16, 5637598), (31, 2909728), (32, 2818799), (62, 1454864), (79, 1141792), (124, 727432), (158, 570896), (248, 363716), (316, 285448), (496, 181858), (632, 142724), (992, 90929), (1151, 78368), (1264, 71362), (2302, 39184), (2449, 36832), (2528, 35681), (4604, 19592), (4898, 18416), (9208, 9796)]