122378100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31379}}^1$

素因数の和:31409

約数の個数: 72

約数和(自身を含む): 381329760

約数和(自身を除く): 258951660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 31379, 62758, 94137, 125516, 156895, 188274, 313790, 376548, 407927, 470685, 627580, 784475, 815854, 941370, 1223781, 1568950, 1631708, 1882740, 2039635, 2353425, 2447562, 3137900, 4079270, 4706850, 4895124, 6118905, 8158540, 9413700, 10198175, 12237810, 20396350, 24475620, 30594525, 40792700, 61189050, 122378100]

約数ペア:

[(1, 122378100), (2, 61189050), (3, 40792700), (4, 30594525), (5, 24475620), (6, 20396350), (10, 12237810), (12, 10198175), (13, 9413700), (15, 8158540), (20, 6118905), (25, 4895124), (26, 4706850), (30, 4079270), (39, 3137900), (50, 2447562), (52, 2353425), (60, 2039635), (65, 1882740), (75, 1631708), (78, 1568950), (100, 1223781), (130, 941370), (150, 815854), (156, 784475), (195, 627580), (260, 470685), (300, 407927), (325, 376548), (390, 313790), (650, 188274), (780, 156895), (975, 125516), (1300, 94137), (1950, 62758), (3900, 31379)]