76807760

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{23417}}^1$

素因数の和:23471

約数の個数: 40

約数和(自身を含む): 182941416

約数和(自身を除く): 106133656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 23417, 46834, 93668, 117085, 187336, 234170, 374672, 468340, 936680, 960097, 1873360, 1920194, 3840388, 4800485, 7680776, 9600970, 15361552, 19201940, 38403880, 76807760]

約数ペア:

[(1, 76807760), (2, 38403880), (4, 19201940), (5, 15361552), (8, 9600970), (10, 7680776), (16, 4800485), (20, 3840388), (40, 1920194), (41, 1873360), (80, 960097), (82, 936680), (164, 468340), (205, 374672), (328, 234170), (410, 187336), (656, 117085), (820, 93668), (1640, 46834), (3280, 23417)]