81379450

素因数分解:

$2^1\times 5^2\times {\mathrm{683}}^1\times {\mathrm{2383}}^1$

素因数の和:3078

約数の個数: 24

約数和(自身を含む): 151651008

約数和(自身を除く): 70271558

約数列:

[1, 2, 5, 10, 25, 50, 683, 1366, 2383, 3415, 4766, 6830, 11915, 17075, 23830, 34150, 59575, 119150, 1627589, 3255178, 8137945, 16275890, 40689725, 81379450]

約数ペア:

[(1, 81379450), (2, 40689725), (5, 16275890), (10, 8137945), (25, 3255178), (50, 1627589), (683, 119150), (1366, 59575), (2383, 34150), (3415, 23830), (4766, 17075), (6830, 11915)]