86961820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 211341312

約数和(自身を除く): 124379492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 41, 44, 55, 62, 82, 110, 124, 155, 164, 205, 220, 310, 311, 341, 410, 451, 620, 622, 682, 820, 902, 1244, 1271, 1364, 1555, 1705, 1804, 2255, 2542, 3110, 3410, 3421, 4510, 5084, 6220, 6355, 6820, 6842, 9020, 9641, 12710, 12751, 13684, 13981, 17105, 19282, 25420, 25502, 27962, 34210, 38564, 48205, 51004, 55924, 63755, 68420, 69905, 96410, 106051, 127510, 139810, 140261, 192820, 212102, 255020, 279620, 280522, 395281, 424204, 530255, 561044, 701305, 790562, 1060510, 1402610, 1581124, 1976405, 2121020, 2805220, 3952810, 4348091, 7905620, 8696182, 17392364, 21740455, 43480910, 86961820]

約数ペア:

[(1, 86961820), (2, 43480910), (4, 21740455), (5, 17392364), (10, 8696182), (11, 7905620), (20, 4348091), (22, 3952810), (31, 2805220), (41, 2121020), (44, 1976405), (55, 1581124), (62, 1402610), (82, 1060510), (110, 790562), (124, 701305), (155, 561044), (164, 530255), (205, 424204), (220, 395281), (310, 280522), (311, 279620), (341, 255020), (410, 212102), (451, 192820), (620, 140261), (622, 139810), (682, 127510), (820, 106051), (902, 96410), (1244, 69905), (1271, 68420), (1364, 63755), (1555, 55924), (1705, 51004), (1804, 48205), (2255, 38564), (2542, 34210), (3110, 27962), (3410, 25502), (3421, 25420), (4510, 19282), (5084, 17105), (6220, 13981), (6355, 13684), (6820, 12751), (6842, 12710), (9020, 9641)]