255597375

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 482017536

約数和(自身を除く): 226420161

約数列:

[1, 3, 5, 11, 15, 25, 33, 43, 55, 75, 121, 125, 129, 131, 165, 215, 275, 363, 375, 393, 473, 605, 645, 655, 825, 1075, 1375, 1419, 1441, 1815, 1965, 2365, 3025, 3225, 3275, 4125, 4323, 5203, 5375, 5633, 7095, 7205, 9075, 9825, 11825, 15125, 15609, 15851, 16125, 16375, 16899, 21615, 26015, 28165, 35475, 36025, 45375, 47553, 49125, 59125, 61963, 78045, 79255, 84495, 108075, 130075, 140825, 177375, 180125, 185889, 237765, 309815, 390225, 396275, 422475, 540375, 650375, 681593, 704125, 929445, 1188825, 1549075, 1951125, 1981375, 2044779, 2112375, 3407965, 4647225, 5944125, 7745375, 10223895, 17039825, 23236125, 51119475, 85199125, 255597375]

約数ペア:

[(1, 255597375), (3, 85199125), (5, 51119475), (11, 23236125), (15, 17039825), (25, 10223895), (33, 7745375), (43, 5944125), (55, 4647225), (75, 3407965), (121, 2112375), (125, 2044779), (129, 1981375), (131, 1951125), (165, 1549075), (215, 1188825), (275, 929445), (363, 704125), (375, 681593), (393, 650375), (473, 540375), (605, 422475), (645, 396275), (655, 390225), (825, 309815), (1075, 237765), (1375, 185889), (1419, 180125), (1441, 177375), (1815, 140825), (1965, 130075), (2365, 108075), (3025, 84495), (3225, 79255), (3275, 78045), (4125, 61963), (4323, 59125), (5203, 49125), (5375, 47553), (5633, 45375), (7095, 36025), (7205, 35475), (9075, 28165), (9825, 26015), (11825, 21615), (15125, 16899), (15609, 16375), (15851, 16125)]