55722160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 140928480

約数和(自身を除く): 85206320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 131, 208, 260, 262, 409, 520, 524, 655, 818, 1040, 1048, 1310, 1636, 1703, 2045, 2096, 2620, 3272, 3406, 4090, 5240, 5317, 6544, 6812, 8180, 8515, 10480, 10634, 13624, 16360, 17030, 21268, 26585, 27248, 32720, 34060, 42536, 53170, 53579, 68120, 85072, 106340, 107158, 136240, 212680, 214316, 267895, 425360, 428632, 535790, 696527, 857264, 1071580, 1393054, 2143160, 2786108, 3482635, 4286320, 5572216, 6965270, 11144432, 13930540, 27861080, 55722160]

約数ペア:

[(1, 55722160), (2, 27861080), (4, 13930540), (5, 11144432), (8, 6965270), (10, 5572216), (13, 4286320), (16, 3482635), (20, 2786108), (26, 2143160), (40, 1393054), (52, 1071580), (65, 857264), (80, 696527), (104, 535790), (130, 428632), (131, 425360), (208, 267895), (260, 214316), (262, 212680), (409, 136240), (520, 107158), (524, 106340), (655, 85072), (818, 68120), (1040, 53579), (1048, 53170), (1310, 42536), (1636, 34060), (1703, 32720), (2045, 27248), (2096, 26585), (2620, 21268), (3272, 17030), (3406, 16360), (4090, 13624), (5240, 10634), (5317, 10480), (6544, 8515), (6812, 8180)]