85623340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4373}}^1$

素因数の和:4482

約数の個数: 48

約数和(自身を含む): 198404640

約数和(自身を除く): 112781300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4373, 4895, 8746, 9790, 17492, 19580, 21865, 43730, 48103, 87460, 96206, 192412, 240515, 389197, 481030, 778394, 962060, 1556788, 1945985, 3891970, 4281167, 7783940, 8562334, 17124668, 21405835, 42811670, 85623340]

約数ペア:

[(1, 85623340), (2, 42811670), (4, 21405835), (5, 17124668), (10, 8562334), (11, 7783940), (20, 4281167), (22, 3891970), (44, 1945985), (55, 1556788), (89, 962060), (110, 778394), (178, 481030), (220, 389197), (356, 240515), (445, 192412), (890, 96206), (979, 87460), (1780, 48103), (1958, 43730), (3916, 21865), (4373, 19580), (4895, 17492), (8746, 9790)]