25222725

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 96

約数和(自身を含む): 52377600

約数和(自身を除く): 27154875

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 43, 45, 55, 75, 79, 99, 129, 135, 165, 215, 225, 237, 275, 297, 387, 395, 473, 495, 645, 675, 711, 825, 869, 1075, 1161, 1185, 1419, 1485, 1935, 1975, 2133, 2365, 2475, 2607, 3225, 3397, 3555, 4257, 4345, 5805, 5925, 7095, 7425, 7821, 9675, 10191, 10665, 11825, 12771, 13035, 16985, 17775, 21285, 21725, 23463, 29025, 30573, 35475, 37367, 39105, 50955, 53325, 63855, 65175, 84925, 91719, 106425, 112101, 117315, 152865, 186835, 195525, 254775, 319275, 336303, 458595, 560505, 586575, 764325, 934175, 1008909, 1681515, 2292975, 2802525, 5044545, 8407575, 25222725]

約数ペア:

[(1, 25222725), (3, 8407575), (5, 5044545), (9, 2802525), (11, 2292975), (15, 1681515), (25, 1008909), (27, 934175), (33, 764325), (43, 586575), (45, 560505), (55, 458595), (75, 336303), (79, 319275), (99, 254775), (129, 195525), (135, 186835), (165, 152865), (215, 117315), (225, 112101), (237, 106425), (275, 91719), (297, 84925), (387, 65175), (395, 63855), (473, 53325), (495, 50955), (645, 39105), (675, 37367), (711, 35475), (825, 30573), (869, 29025), (1075, 23463), (1161, 21725), (1185, 21285), (1419, 17775), (1485, 16985), (1935, 13035), (1975, 12771), (2133, 11825), (2365, 10665), (2475, 10191), (2607, 9675), (3225, 7821), (3397, 7425), (3555, 7095), (4257, 5925), (4345, 5805)]