78892180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{7159}}^1$

素因数の和:7216

約数の個数: 48

約数和(自身を含む): 180432000

約数和(自身を除く): 101539820

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 7159, 11020, 14318, 28636, 35795, 71590, 136021, 143180, 207611, 272042, 415222, 544084, 680105, 830444, 1038055, 1360210, 2076110, 2720420, 3944609, 4152220, 7889218, 15778436, 19723045, 39446090, 78892180]

約数ペア:

[(1, 78892180), (2, 39446090), (4, 19723045), (5, 15778436), (10, 7889218), (19, 4152220), (20, 3944609), (29, 2720420), (38, 2076110), (58, 1360210), (76, 1038055), (95, 830444), (116, 680105), (145, 544084), (190, 415222), (290, 272042), (380, 207611), (551, 143180), (580, 136021), (1102, 71590), (2204, 35795), (2755, 28636), (5510, 14318), (7159, 11020)]