81444284680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1493}}^1\times {\mathrm{123979}}^1$

素因数の和:125494

約数の個数: 64

約数和(自身を含む): 200044209600

約数和(自身を除く): 118599924920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1493, 2986, 5972, 7465, 11944, 14930, 16423, 29860, 32846, 59720, 65692, 82115, 123979, 131384, 164230, 247958, 328460, 495916, 619895, 656920, 991832, 1239790, 1363769, 2479580, 2727538, 4959160, 5455076, 6818845, 10910152, 13637690, 27275380, 54550760, 185100647, 370201294, 740402588, 925503235, 1480805176, 1851006470, 2036107117, 3702012940, 4072214234, 7404025880, 8144428468, 10180535585, 16288856936, 20361071170, 40722142340, 81444284680]

約数ペア:

[(1, 81444284680), (2, 40722142340), (4, 20361071170), (5, 16288856936), (8, 10180535585), (10, 8144428468), (11, 7404025880), (20, 4072214234), (22, 3702012940), (40, 2036107117), (44, 1851006470), (55, 1480805176), (88, 925503235), (110, 740402588), (220, 370201294), (440, 185100647), (1493, 54550760), (2986, 27275380), (5972, 13637690), (7465, 10910152), (11944, 6818845), (14930, 5455076), (16423, 4959160), (29860, 2727538), (32846, 2479580), (59720, 1363769), (65692, 1239790), (82115, 991832), (123979, 656920), (131384, 619895), (164230, 495916), (247958, 328460)]