78932420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1223}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 190003968

約数和(自身を除く): 111071548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461, 922, 1223, 1844, 2305, 2446, 3227, 4610, 4892, 6115, 6454, 8561, 9220, 12230, 12908, 16135, 17122, 24460, 32270, 34244, 42805, 64540, 85610, 171220, 563803, 1127606, 2255212, 2819015, 3946621, 5638030, 7893242, 11276060, 15786484, 19733105, 39466210, 78932420]

約数ペア:

[(1, 78932420), (2, 39466210), (4, 19733105), (5, 15786484), (7, 11276060), (10, 7893242), (14, 5638030), (20, 3946621), (28, 2819015), (35, 2255212), (70, 1127606), (140, 563803), (461, 171220), (922, 85610), (1223, 64540), (1844, 42805), (2305, 34244), (2446, 32270), (3227, 24460), (4610, 17122), (4892, 16135), (6115, 12908), (6454, 12230), (8561, 9220)]