66809185

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 87091200

約数和(自身を除く): 20282015

約数列:

[1, 5, 29, 31, 89, 145, 155, 167, 445, 835, 899, 2581, 2759, 4495, 4843, 5177, 12905, 13795, 14863, 24215, 25885, 74315, 80011, 150133, 400055, 431027, 460753, 750665, 2155135, 2303765, 13361837, 66809185]

約数ペア:

[(1, 66809185), (5, 13361837), (29, 2303765), (31, 2155135), (89, 750665), (145, 460753), (155, 431027), (167, 400055), (445, 150133), (835, 80011), (899, 74315), (2581, 25885), (2759, 24215), (4495, 14863), (4843, 13795), (5177, 12905)]