25980675

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 53996544

約数和(自身を除く): 28015869

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 41, 51, 71, 75, 85, 105, 119, 123, 175, 205, 213, 255, 287, 355, 357, 425, 497, 525, 595, 615, 697, 861, 1025, 1065, 1207, 1275, 1435, 1491, 1775, 1785, 2091, 2485, 2911, 2975, 3075, 3485, 3621, 4305, 4879, 5325, 6035, 7175, 7455, 8449, 8733, 8925, 10455, 12425, 14555, 14637, 17425, 18105, 20377, 21525, 24395, 25347, 30175, 37275, 42245, 43665, 49487, 52275, 61131, 72775, 73185, 90525, 101885, 121975, 126735, 148461, 211225, 218325, 247435, 305655, 346409, 365925, 509425, 633675, 742305, 1039227, 1237175, 1528275, 1732045, 3711525, 5196135, 8660225, 25980675]

約数ペア:

[(1, 25980675), (3, 8660225), (5, 5196135), (7, 3711525), (15, 1732045), (17, 1528275), (21, 1237175), (25, 1039227), (35, 742305), (41, 633675), (51, 509425), (71, 365925), (75, 346409), (85, 305655), (105, 247435), (119, 218325), (123, 211225), (175, 148461), (205, 126735), (213, 121975), (255, 101885), (287, 90525), (355, 73185), (357, 72775), (425, 61131), (497, 52275), (525, 49487), (595, 43665), (615, 42245), (697, 37275), (861, 30175), (1025, 25347), (1065, 24395), (1207, 21525), (1275, 20377), (1435, 18105), (1491, 17425), (1775, 14637), (1785, 14555), (2091, 12425), (2485, 10455), (2911, 8925), (2975, 8733), (3075, 8449), (3485, 7455), (3621, 7175), (4305, 6035), (4879, 5325)]