205256025

素因数分解:

$3^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 432222336

約数和(自身を除く): 226966311

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 27, 39, 45, 65, 69, 75, 81, 113, 115, 117, 135, 195, 207, 225, 243, 299, 325, 339, 345, 351, 405, 565, 575, 585, 621, 675, 897, 975, 1017, 1035, 1053, 1215, 1469, 1495, 1695, 1725, 1755, 1863, 2025, 2599, 2691, 2825, 2925, 3051, 3105, 3159, 4407, 4485, 5085, 5175, 5265, 5589, 6075, 7345, 7475, 7797, 8073, 8475, 8775, 9153, 9315, 12995, 13221, 13455, 15255, 15525, 15795, 22035, 22425, 23391, 24219, 25425, 26325, 27459, 27945, 33787, 36725, 38985, 39663, 40365, 45765, 46575, 64975, 66105, 67275, 70173, 72657, 76275, 78975, 101361, 110175, 116955, 118989, 121095, 137295, 139725, 168935, 194925, 198315, 201825, 210519, 228825, 304083, 330525, 350865, 356967, 363285, 506805, 584775, 594945, 605475, 631557, 686475, 844675, 912249, 991575, 1052595, 1520415, 1754325, 1784835, 1816425, 2534025, 2736747, 2974725, 3157785, 4561245, 5262975, 7602075, 8210241, 8924175, 13683735, 15788925, 22806225, 41051205, 68418675, 205256025]

約数ペア:

[(1, 205256025), (3, 68418675), (5, 41051205), (9, 22806225), (13, 15788925), (15, 13683735), (23, 8924175), (25, 8210241), (27, 7602075), (39, 5262975), (45, 4561245), (65, 3157785), (69, 2974725), (75, 2736747), (81, 2534025), (113, 1816425), (115, 1784835), (117, 1754325), (135, 1520415), (195, 1052595), (207, 991575), (225, 912249), (243, 844675), (299, 686475), (325, 631557), (339, 605475), (345, 594945), (351, 584775), (405, 506805), (565, 363285), (575, 356967), (585, 350865), (621, 330525), (675, 304083), (897, 228825), (975, 210519), (1017, 201825), (1035, 198315), (1053, 194925), (1215, 168935), (1469, 139725), (1495, 137295), (1695, 121095), (1725, 118989), (1755, 116955), (1863, 110175), (2025, 101361), (2599, 78975), (2691, 76275), (2825, 72657), (2925, 70173), (3051, 67275), (3105, 66105), (3159, 64975), (4407, 46575), (4485, 45765), (5085, 40365), (5175, 39663), (5265, 38985), (5589, 36725), (6075, 33787), (7345, 27945), (7475, 27459), (7797, 26325), (8073, 25425), (8475, 24219), (8775, 23391), (9153, 22425), (9315, 22035), (12995, 15795), (13221, 15525), (13455, 15255)]