1255121475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 2333422080

約数和(自身を除く): 1078300605

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 197, 255, 263, 285, 323, 425, 475, 591, 789, 969, 985, 1275, 1315, 1425, 1615, 2955, 3349, 3743, 3945, 4471, 4845, 4925, 4997, 6575, 8075, 10047, 11229, 13413, 14775, 14991, 16745, 18715, 19725, 22355, 24225, 24985, 50235, 51811, 56145, 63631, 67065, 74955, 83725, 84949, 93575, 111775, 124925, 155433, 190893, 251175, 254847, 259055, 280725, 318155, 335325, 374775, 424745, 777165, 880787, 954465, 984409, 1274235, 1295275, 1590775, 2123725, 2642361, 2953227, 3885825, 4403935, 4772325, 4922045, 6371175, 13211805, 14766135, 16734953, 22019675, 24610225, 50204859, 66059025, 73830675, 83674765, 251024295, 418373825, 1255121475]

約数ペア:

[(1, 1255121475), (3, 418373825), (5, 251024295), (15, 83674765), (17, 73830675), (19, 66059025), (25, 50204859), (51, 24610225), (57, 22019675), (75, 16734953), (85, 14766135), (95, 13211805), (197, 6371175), (255, 4922045), (263, 4772325), (285, 4403935), (323, 3885825), (425, 2953227), (475, 2642361), (591, 2123725), (789, 1590775), (969, 1295275), (985, 1274235), (1275, 984409), (1315, 954465), (1425, 880787), (1615, 777165), (2955, 424745), (3349, 374775), (3743, 335325), (3945, 318155), (4471, 280725), (4845, 259055), (4925, 254847), (4997, 251175), (6575, 190893), (8075, 155433), (10047, 124925), (11229, 111775), (13413, 93575), (14775, 84949), (14991, 83725), (16745, 74955), (18715, 67065), (19725, 63631), (22355, 56145), (24225, 51811), (24985, 50235)]