158991808

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:801

約数の個数: 56

約数和(自身を含む): 328761344

約数和(自身を除く): 169769536

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 127, 248, 254, 496, 508, 631, 992, 1016, 1262, 1984, 2032, 2524, 3937, 4064, 5048, 7874, 8128, 10096, 15748, 19561, 20192, 31496, 39122, 40384, 62992, 78244, 80137, 125984, 156488, 160274, 251968, 312976, 320548, 625952, 641096, 1251904, 1282192, 2484247, 2564384, 4968494, 5128768, 9936988, 19873976, 39747952, 79495904, 158991808]

約数ペア:

[(1, 158991808), (2, 79495904), (4, 39747952), (8, 19873976), (16, 9936988), (31, 5128768), (32, 4968494), (62, 2564384), (64, 2484247), (124, 1282192), (127, 1251904), (248, 641096), (254, 625952), (496, 320548), (508, 312976), (631, 251968), (992, 160274), (1016, 156488), (1262, 125984), (1984, 80137), (2032, 78244), (2524, 62992), (3937, 40384), (4064, 39122), (5048, 31496), (7874, 20192), (8128, 19561), (10096, 15748)]