64411040

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{761}}^1$

素因数の和:822

約数の個数: 72

約数和(自身を含む): 159283908

約数和(自身を除く): 94872868

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 529, 736, 761, 920, 1058, 1522, 1840, 2116, 2645, 3044, 3680, 3805, 4232, 5290, 6088, 7610, 8464, 10580, 12176, 15220, 16928, 17503, 21160, 24352, 30440, 35006, 42320, 60880, 70012, 84640, 87515, 121760, 140024, 175030, 280048, 350060, 402569, 560096, 700120, 805138, 1400240, 1610276, 2012845, 2800480, 3220552, 4025690, 6441104, 8051380, 12882208, 16102760, 32205520, 64411040]

約数ペア:

[(1, 64411040), (2, 32205520), (4, 16102760), (5, 12882208), (8, 8051380), (10, 6441104), (16, 4025690), (20, 3220552), (23, 2800480), (32, 2012845), (40, 1610276), (46, 1400240), (80, 805138), (92, 700120), (115, 560096), (160, 402569), (184, 350060), (230, 280048), (368, 175030), (460, 140024), (529, 121760), (736, 87515), (761, 84640), (920, 70012), (1058, 60880), (1522, 42320), (1840, 35006), (2116, 30440), (2645, 24352), (3044, 21160), (3680, 17503), (3805, 16928), (4232, 15220), (5290, 12176), (6088, 10580), (7610, 8464)]