81860130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7517}}^1$

素因数の和:7552

約数の個数: 72

約数和(自身を含む): 233975196

約数和(自身を除く): 152115066

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 121, 165, 198, 242, 330, 363, 495, 605, 726, 990, 1089, 1210, 1815, 2178, 3630, 5445, 7517, 10890, 15034, 22551, 37585, 45102, 67653, 75170, 82687, 112755, 135306, 165374, 225510, 248061, 338265, 413435, 496122, 676530, 744183, 826870, 909557, 1240305, 1488366, 1819114, 2480610, 2728671, 3720915, 4547785, 5457342, 7441830, 8186013, 9095570, 13643355, 16372026, 27286710, 40930065, 81860130]

約数ペア:

[(1, 81860130), (2, 40930065), (3, 27286710), (5, 16372026), (6, 13643355), (9, 9095570), (10, 8186013), (11, 7441830), (15, 5457342), (18, 4547785), (22, 3720915), (30, 2728671), (33, 2480610), (45, 1819114), (55, 1488366), (66, 1240305), (90, 909557), (99, 826870), (110, 744183), (121, 676530), (165, 496122), (198, 413435), (242, 338265), (330, 248061), (363, 225510), (495, 165374), (605, 135306), (726, 112755), (990, 82687), (1089, 75170), (1210, 67653), (1815, 45102), (2178, 37585), (3630, 22551), (5445, 15034), (7517, 10890)]