155361760

素因数分解:

$2^5\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1487}}^1$

素因数の和:2155

約数の個数: 48

約数和(自身を含む): 367851456

約数和(自身を除く): 212489696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 653, 1306, 1487, 2612, 2974, 3265, 5224, 5948, 6530, 7435, 10448, 11896, 13060, 14870, 20896, 23792, 26120, 29740, 47584, 52240, 59480, 104480, 118960, 237920, 971011, 1942022, 3884044, 4855055, 7768088, 9710110, 15536176, 19420220, 31072352, 38840440, 77680880, 155361760]

約数ペア:

[(1, 155361760), (2, 77680880), (4, 38840440), (5, 31072352), (8, 19420220), (10, 15536176), (16, 9710110), (20, 7768088), (32, 4855055), (40, 3884044), (80, 1942022), (160, 971011), (653, 237920), (1306, 118960), (1487, 104480), (2612, 59480), (2974, 52240), (3265, 47584), (5224, 29740), (5948, 26120), (6530, 23792), (7435, 20896), (10448, 14870), (11896, 13060)]