289140590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1013}}^1$

素因数の和:1133

約数の個数: 64

約数和(自身を含む): 583479936

約数和(自身を除く): 294339346

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 73, 85, 115, 146, 170, 230, 365, 391, 730, 782, 1013, 1241, 1679, 1955, 2026, 2482, 3358, 3910, 5065, 6205, 8395, 10130, 12410, 16790, 17221, 23299, 28543, 34442, 46598, 57086, 73949, 86105, 116495, 142715, 147898, 172210, 232990, 285430, 369745, 396083, 739490, 792166, 1257133, 1700827, 1980415, 2514266, 3401654, 3960830, 6285665, 8504135, 12571330, 17008270, 28914059, 57828118, 144570295, 289140590]

約数ペア:

[(1, 289140590), (2, 144570295), (5, 57828118), (10, 28914059), (17, 17008270), (23, 12571330), (34, 8504135), (46, 6285665), (73, 3960830), (85, 3401654), (115, 2514266), (146, 1980415), (170, 1700827), (230, 1257133), (365, 792166), (391, 739490), (730, 396083), (782, 369745), (1013, 285430), (1241, 232990), (1679, 172210), (1955, 147898), (2026, 142715), (2482, 116495), (3358, 86105), (3910, 73949), (5065, 57086), (6205, 46598), (8395, 34442), (10130, 28543), (12410, 23299), (16790, 17221)]