31808375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 42681600

約数和(自身を除く): 10873225

約数列:

[1, 5, 19, 25, 59, 95, 125, 227, 295, 475, 1121, 1135, 1475, 2375, 4313, 5605, 5675, 7375, 13393, 21565, 28025, 28375, 66965, 107825, 140125, 254467, 334825, 539125, 1272335, 1674125, 6361675, 31808375]

約数ペア:

[(1, 31808375), (5, 6361675), (19, 1674125), (25, 1272335), (59, 539125), (95, 334825), (125, 254467), (227, 140125), (295, 107825), (475, 66965), (1121, 28375), (1135, 28025), (1475, 21565), (2375, 13393), (4313, 7375), (5605, 5675)]