160983875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{631}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 218085504

約数和(自身を除く): 57101629

約数列:

[1, 5, 13, 25, 65, 125, 157, 325, 631, 785, 1625, 2041, 3155, 3925, 8203, 10205, 15775, 19625, 41015, 51025, 78875, 99067, 205075, 255125, 495335, 1025375, 1287871, 2476675, 6439355, 12383375, 32196775, 160983875]

約数ペア:

[(1, 160983875), (5, 32196775), (13, 12383375), (25, 6439355), (65, 2476675), (125, 1287871), (157, 1025375), (325, 495335), (631, 255125), (785, 205075), (1625, 99067), (2041, 78875), (3155, 51025), (3925, 41015), (8203, 19625), (10205, 15775)]