82970625

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:196

約数の個数: 80

約数和(自身を含む): 155200320

約数和(自身を除く): 72229695

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 125, 137, 255, 285, 323, 375, 411, 425, 475, 625, 685, 969, 1275, 1425, 1615, 1875, 2055, 2125, 2329, 2375, 2603, 3425, 4845, 6375, 6987, 7125, 7809, 8075, 10275, 10625, 11645, 11875, 13015, 17125, 24225, 31875, 34935, 35625, 39045, 40375, 44251, 51375, 58225, 65075, 85625, 121125, 132753, 174675, 195225, 201875, 221255, 256875, 291125, 325375, 605625, 663765, 873375, 976125, 1106275, 1455625, 1626875, 3318825, 4366875, 4880625, 5531375, 16594125, 27656875, 82970625]

約数ペア:

[(1, 82970625), (3, 27656875), (5, 16594125), (15, 5531375), (17, 4880625), (19, 4366875), (25, 3318825), (51, 1626875), (57, 1455625), (75, 1106275), (85, 976125), (95, 873375), (125, 663765), (137, 605625), (255, 325375), (285, 291125), (323, 256875), (375, 221255), (411, 201875), (425, 195225), (475, 174675), (625, 132753), (685, 121125), (969, 85625), (1275, 65075), (1425, 58225), (1615, 51375), (1875, 44251), (2055, 40375), (2125, 39045), (2329, 35625), (2375, 34935), (2603, 31875), (3425, 24225), (4845, 17125), (6375, 13015), (6987, 11875), (7125, 11645), (7809, 10625), (8075, 10275)]