26179840

素因数分解:

$2^8\times 5^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 63613368

約数和(自身を除く): 37433528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 181, 226, 256, 320, 362, 452, 565, 640, 724, 904, 905, 1130, 1280, 1448, 1808, 1810, 2260, 2896, 3616, 3620, 4520, 5792, 7232, 7240, 9040, 11584, 14464, 14480, 18080, 20453, 23168, 28928, 28960, 36160, 40906, 46336, 57920, 72320, 81812, 102265, 115840, 144640, 163624, 204530, 231680, 327248, 409060, 654496, 818120, 1308992, 1636240, 2617984, 3272480, 5235968, 6544960, 13089920, 26179840]

約数ペア:

[(1, 26179840), (2, 13089920), (4, 6544960), (5, 5235968), (8, 3272480), (10, 2617984), (16, 1636240), (20, 1308992), (32, 818120), (40, 654496), (64, 409060), (80, 327248), (113, 231680), (128, 204530), (160, 163624), (181, 144640), (226, 115840), (256, 102265), (320, 81812), (362, 72320), (452, 57920), (565, 46336), (640, 40906), (724, 36160), (904, 28960), (905, 28928), (1130, 23168), (1280, 20453), (1448, 18080), (1808, 14480), (1810, 14464), (2260, 11584), (2896, 9040), (3616, 7240), (3620, 7232), (4520, 5792)]