8520250

素因数分解:

$2^1\times 5^3\times {\mathrm{173}}^1\times {\mathrm{197}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 16123536

約数和(自身を除く): 7603286

約数列:

[1, 2, 5, 10, 25, 50, 125, 173, 197, 250, 346, 394, 865, 985, 1730, 1970, 4325, 4925, 8650, 9850, 21625, 24625, 34081, 43250, 49250, 68162, 170405, 340810, 852025, 1704050, 4260125, 8520250]

約数ペア:

[(1, 8520250), (2, 4260125), (5, 1704050), (10, 852025), (25, 340810), (50, 170405), (125, 68162), (173, 49250), (197, 43250), (250, 34081), (346, 24625), (394, 21625), (865, 9850), (985, 8650), (1730, 4925), (1970, 4325)]