219463775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 299980800

約数和(自身を除く): 80517025

約数列:

[1, 5, 19, 25, 41, 59, 95, 191, 205, 295, 475, 779, 955, 1025, 1121, 1475, 2419, 3629, 3895, 4775, 5605, 7831, 11269, 12095, 18145, 19475, 28025, 39155, 45961, 56345, 60475, 90725, 148789, 195775, 214111, 229805, 281725, 462029, 743945, 1070555, 1149025, 2310145, 3719725, 5352775, 8778551, 11550725, 43892755, 219463775]

約数ペア:

[(1, 219463775), (5, 43892755), (19, 11550725), (25, 8778551), (41, 5352775), (59, 3719725), (95, 2310145), (191, 1149025), (205, 1070555), (295, 743945), (475, 462029), (779, 281725), (955, 229805), (1025, 214111), (1121, 195775), (1475, 148789), (2419, 90725), (3629, 60475), (3895, 56345), (4775, 45961), (5605, 39155), (7831, 28025), (11269, 19475), (12095, 18145)]