165346480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{919}}^1$

素因数の和:1118

約数の個数: 80

約数和(自身を含む): 416848320

約数和(自身を除く): 251501840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 173, 208, 260, 346, 520, 692, 865, 919, 1040, 1384, 1730, 1838, 2249, 2768, 3460, 3676, 4498, 4595, 6920, 7352, 8996, 9190, 11245, 11947, 13840, 14704, 17992, 18380, 22490, 23894, 35984, 36760, 44980, 47788, 59735, 73520, 89960, 95576, 119470, 158987, 179920, 191152, 238940, 317974, 477880, 635948, 794935, 955760, 1271896, 1589870, 2066831, 2543792, 3179740, 4133662, 6359480, 8267324, 10334155, 12718960, 16534648, 20668310, 33069296, 41336620, 82673240, 165346480]

約数ペア:

[(1, 165346480), (2, 82673240), (4, 41336620), (5, 33069296), (8, 20668310), (10, 16534648), (13, 12718960), (16, 10334155), (20, 8267324), (26, 6359480), (40, 4133662), (52, 3179740), (65, 2543792), (80, 2066831), (104, 1589870), (130, 1271896), (173, 955760), (208, 794935), (260, 635948), (346, 477880), (520, 317974), (692, 238940), (865, 191152), (919, 179920), (1040, 158987), (1384, 119470), (1730, 95576), (1838, 89960), (2249, 73520), (2768, 59735), (3460, 47788), (3676, 44980), (4498, 36760), (4595, 35984), (6920, 23894), (7352, 22490), (8996, 18380), (9190, 17992), (11245, 14704), (11947, 13840)]