66935888975

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{571}}^1$

素因数の和:1069

約数の個数: 72

約数和(自身を含む): 90799188480

約数和(自身を除く): 23863299505

約数列:

[1, 5, 19, 25, 31, 95, 155, 361, 419, 475, 571, 589, 775, 1805, 2095, 2855, 2945, 7961, 9025, 10475, 10849, 11191, 12989, 14275, 14725, 17701, 39805, 54245, 55955, 64945, 88505, 151259, 199025, 206131, 239249, 246791, 271225, 279775, 324725, 336319, 442525, 756295, 1030655, 1196245, 1233955, 1681595, 3781475, 4545731, 4689029, 5153275, 5981225, 6169775, 6390061, 7416719, 8407975, 22728655, 23445145, 31950305, 37083595, 86368889, 113643275, 117225725, 140917661, 159751525, 185417975, 431844445, 704588305, 2159222225, 2677435559, 3522941525, 13387177795, 66935888975]

約数ペア:

[(1, 66935888975), (5, 13387177795), (19, 3522941525), (25, 2677435559), (31, 2159222225), (95, 704588305), (155, 431844445), (361, 185417975), (419, 159751525), (475, 140917661), (571, 117225725), (589, 113643275), (775, 86368889), (1805, 37083595), (2095, 31950305), (2855, 23445145), (2945, 22728655), (7961, 8407975), (9025, 7416719), (10475, 6390061), (10849, 6169775), (11191, 5981225), (12989, 5153275), (14275, 4689029), (14725, 4545731), (17701, 3781475), (39805, 1681595), (54245, 1233955), (55955, 1196245), (64945, 1030655), (88505, 756295), (151259, 442525), (199025, 336319), (206131, 324725), (239249, 279775), (246791, 271225)]