86979040

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{13259}}^1$

素因数の和:13315

約数の個数: 48

約数和(自身を含む): 210515760

約数和(自身を除く): 123536720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 13259, 26518, 53036, 66295, 106072, 132590, 212144, 265180, 424288, 530360, 543619, 1060720, 1087238, 2121440, 2174476, 2718095, 4348952, 5436190, 8697904, 10872380, 17395808, 21744760, 43489520, 86979040]

約数ペア:

[(1, 86979040), (2, 43489520), (4, 21744760), (5, 17395808), (8, 10872380), (10, 8697904), (16, 5436190), (20, 4348952), (32, 2718095), (40, 2174476), (41, 2121440), (80, 1087238), (82, 1060720), (160, 543619), (164, 530360), (205, 424288), (328, 265180), (410, 212144), (656, 132590), (820, 106072), (1312, 66295), (1640, 53036), (3280, 26518), (6560, 13259)]