77114720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28351}}^1$

素因数の和:28383

約数の個数: 48

約数和(自身を含む): 192907008

約数和(自身を除く): 115792288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 28351, 56702, 113404, 141755, 226808, 283510, 453616, 481967, 567020, 907232, 963934, 1134040, 1927868, 2268080, 2409835, 3855736, 4536160, 4819670, 7711472, 9639340, 15422944, 19278680, 38557360, 77114720]

約数ペア:

[(1, 77114720), (2, 38557360), (4, 19278680), (5, 15422944), (8, 9639340), (10, 7711472), (16, 4819670), (17, 4536160), (20, 3855736), (32, 2409835), (34, 2268080), (40, 1927868), (68, 1134040), (80, 963934), (85, 907232), (136, 567020), (160, 481967), (170, 453616), (272, 283510), (340, 226808), (544, 141755), (680, 113404), (1360, 56702), (2720, 28351)]