20161987170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5477}}^1\times {\mathrm{9439}}^1$

素因数の和:14939

約数の個数: 64

約数和(自身を含む): 52126018560

約数和(自身を除く): 31964031390

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 5477, 9439, 10954, 16431, 18878, 27385, 28317, 32862, 47195, 54770, 56634, 71201, 82155, 94390, 122707, 141585, 142402, 164310, 213603, 245414, 283170, 356005, 368121, 427206, 613535, 712010, 736242, 1068015, 1227070, 1840605, 2136030, 3681210, 51697403, 103394806, 155092209, 258487015, 310184418, 516974030, 672066239, 775461045, 1344132478, 1550922090, 2016198717, 3360331195, 4032397434, 6720662390, 10080993585, 20161987170]

約数ペア:

[(1, 20161987170), (2, 10080993585), (3, 6720662390), (5, 4032397434), (6, 3360331195), (10, 2016198717), (13, 1550922090), (15, 1344132478), (26, 775461045), (30, 672066239), (39, 516974030), (65, 310184418), (78, 258487015), (130, 155092209), (195, 103394806), (390, 51697403), (5477, 3681210), (9439, 2136030), (10954, 1840605), (16431, 1227070), (18878, 1068015), (27385, 736242), (28317, 712010), (32862, 613535), (47195, 427206), (54770, 368121), (56634, 356005), (71201, 283170), (82155, 245414), (94390, 213603), (122707, 164310), (141585, 142402)]