86449420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1013}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 193179168

約数和(自身を除く): 106729748

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 251, 340, 502, 1004, 1013, 1255, 2026, 2510, 4052, 4267, 5020, 5065, 8534, 10130, 17068, 17221, 20260, 21335, 34442, 42670, 68884, 85340, 86105, 172210, 254263, 344420, 508526, 1017052, 1271315, 2542630, 4322471, 5085260, 8644942, 17289884, 21612355, 43224710, 86449420]

約数ペア:

[(1, 86449420), (2, 43224710), (4, 21612355), (5, 17289884), (10, 8644942), (17, 5085260), (20, 4322471), (34, 2542630), (68, 1271315), (85, 1017052), (170, 508526), (251, 344420), (340, 254263), (502, 172210), (1004, 86105), (1013, 85340), (1255, 68884), (2026, 42670), (2510, 34442), (4052, 21335), (4267, 20260), (5020, 17221), (5065, 17068), (8534, 10130)]