66310040

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{15493}}^1$

素因数の和:15611

約数の個数: 32

約数和(自身を含む): 150601680

約数和(自身を除く): 84291640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 15493, 30986, 61972, 77465, 123944, 154930, 309860, 619720, 1657751, 3315502, 6631004, 8288755, 13262008, 16577510, 33155020, 66310040]

約数ペア:

[(1, 66310040), (2, 33155020), (4, 16577510), (5, 13262008), (8, 8288755), (10, 6631004), (20, 3315502), (40, 1657751), (107, 619720), (214, 309860), (428, 154930), (535, 123944), (856, 77465), (1070, 61972), (2140, 30986), (4280, 15493)]