75145185

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 143078400

約数和(自身を除く): 67933215

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 137, 153, 239, 255, 411, 459, 685, 717, 765, 1195, 1233, 2055, 2151, 2295, 2329, 3585, 3699, 4063, 6165, 6453, 6987, 10755, 11645, 12189, 18495, 20315, 20961, 32265, 32743, 34935, 36567, 60945, 62883, 98229, 104805, 109701, 163715, 182835, 294687, 314415, 491145, 548505, 556631, 884061, 1473435, 1669893, 2783155, 4420305, 5009679, 8349465, 15029037, 25048395, 75145185]

約数ペア:

[(1, 75145185), (3, 25048395), (5, 15029037), (9, 8349465), (15, 5009679), (17, 4420305), (27, 2783155), (45, 1669893), (51, 1473435), (85, 884061), (135, 556631), (137, 548505), (153, 491145), (239, 314415), (255, 294687), (411, 182835), (459, 163715), (685, 109701), (717, 104805), (765, 98229), (1195, 62883), (1233, 60945), (2055, 36567), (2151, 34935), (2295, 32743), (2329, 32265), (3585, 20961), (3699, 20315), (4063, 18495), (6165, 12189), (6453, 11645), (6987, 10755)]