66871390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{787}}^1$

素因数の和:1116

約数の個数: 32

約数和(自身を含む): 125102880

約数和(自身を除く): 58231490

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 293, 586, 787, 1465, 1574, 2930, 3935, 7870, 8497, 16994, 22823, 42485, 45646, 84970, 114115, 228230, 230591, 461182, 1152955, 2305910, 6687139, 13374278, 33435695, 66871390]

約数ペア:

[(1, 66871390), (2, 33435695), (5, 13374278), (10, 6687139), (29, 2305910), (58, 1152955), (145, 461182), (290, 230591), (293, 228230), (586, 114115), (787, 84970), (1465, 45646), (1574, 42485), (2930, 22823), (3935, 16994), (7870, 8497)]