101618800

素因数分解:

$2^4\times 5^2\times {\mathrm{254047}}^1$

素因数の和:254065

約数の個数: 30

約数和(自身を含む): 244140128

約数和(自身を除く): 142521328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 254047, 508094, 1016188, 1270235, 2032376, 2540470, 4064752, 5080940, 6351175, 10161880, 12702350, 20323760, 25404700, 50809400, 101618800]

約数ペア:

[(1, 101618800), (2, 50809400), (4, 25404700), (5, 20323760), (8, 12702350), (10, 10161880), (16, 6351175), (20, 5080940), (25, 4064752), (40, 2540470), (50, 2032376), (80, 1270235), (100, 1016188), (200, 508094), (400, 254047)]