29319680

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:917

約数の個数: 80

約数和(自身を含む): 75792024

約数和(自身を除く): 46472344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 881, 1040, 1280, 1664, 1762, 2080, 2560, 3328, 3524, 4160, 4405, 6656, 7048, 8320, 8810, 11453, 14096, 16640, 17620, 22906, 28192, 33280, 35240, 45812, 56384, 57265, 70480, 91624, 112768, 114530, 140960, 183248, 225536, 229060, 281920, 366496, 451072, 458120, 563840, 732992, 916240, 1127680, 1465984, 1832480, 2255360, 2931968, 3664960, 5863936, 7329920, 14659840, 29319680]

約数ペア:

[(1, 29319680), (2, 14659840), (4, 7329920), (5, 5863936), (8, 3664960), (10, 2931968), (13, 2255360), (16, 1832480), (20, 1465984), (26, 1127680), (32, 916240), (40, 732992), (52, 563840), (64, 458120), (65, 451072), (80, 366496), (104, 281920), (128, 229060), (130, 225536), (160, 183248), (208, 140960), (256, 114530), (260, 112768), (320, 91624), (416, 70480), (512, 57265), (520, 56384), (640, 45812), (832, 35240), (881, 33280), (1040, 28192), (1280, 22906), (1664, 17620), (1762, 16640), (2080, 14096), (2560, 11453), (3328, 8810), (3524, 8320), (4160, 7048), (4405, 6656)]