505550005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3793}}^1$

素因数の和:3901

約数の個数: 32

約数和(自身を含む): 677456640

約数和(自身を除く): 171906635

約数列:

[1, 5, 19, 23, 61, 95, 115, 305, 437, 1159, 1403, 2185, 3793, 5795, 7015, 18965, 26657, 72067, 87239, 133285, 231373, 360335, 436195, 1156865, 1657541, 4396087, 5321579, 8287705, 21980435, 26607895, 101110001, 505550005]

約数ペア:

[(1, 505550005), (5, 101110001), (19, 26607895), (23, 21980435), (61, 8287705), (95, 5321579), (115, 4396087), (305, 1657541), (437, 1156865), (1159, 436195), (1403, 360335), (2185, 231373), (3793, 133285), (5795, 87239), (7015, 72067), (18965, 26657)]