135901520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{54799}}^1$

素因数の和:54843

約数の個数: 40

約数和(自身を含む): 326169600

約数和(自身を除く): 190268080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 54799, 109598, 219196, 273995, 438392, 547990, 876784, 1095980, 1698769, 2191960, 3397538, 4383920, 6795076, 8493845, 13590152, 16987690, 27180304, 33975380, 67950760, 135901520]

約数ペア:

[(1, 135901520), (2, 67950760), (4, 33975380), (5, 27180304), (8, 16987690), (10, 13590152), (16, 8493845), (20, 6795076), (31, 4383920), (40, 3397538), (62, 2191960), (80, 1698769), (124, 1095980), (155, 876784), (248, 547990), (310, 438392), (496, 273995), (620, 219196), (1240, 109598), (2480, 54799)]