61664000

素因数分解:

$2^8\times 5^3\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 160707456

約数和(自身を除く): 99043456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 47, 50, 64, 80, 82, 94, 100, 125, 128, 160, 164, 188, 200, 205, 235, 250, 256, 320, 328, 376, 400, 410, 470, 500, 640, 656, 752, 800, 820, 940, 1000, 1025, 1175, 1280, 1312, 1504, 1600, 1640, 1880, 1927, 2000, 2050, 2350, 2624, 3008, 3200, 3280, 3760, 3854, 4000, 4100, 4700, 5125, 5248, 5875, 6016, 6400, 6560, 7520, 7708, 8000, 8200, 9400, 9635, 10250, 10496, 11750, 12032, 13120, 15040, 15416, 16000, 16400, 18800, 19270, 20500, 23500, 26240, 30080, 30832, 32000, 32800, 37600, 38540, 41000, 47000, 48175, 52480, 60160, 61664, 65600, 75200, 77080, 82000, 94000, 96350, 123328, 131200, 150400, 154160, 164000, 188000, 192700, 240875, 246656, 262400, 300800, 308320, 328000, 376000, 385400, 481750, 493312, 616640, 656000, 752000, 770800, 963500, 1233280, 1312000, 1504000, 1541600, 1927000, 2466560, 3083200, 3854000, 6166400, 7708000, 12332800, 15416000, 30832000, 61664000]

約数ペア:

[(1, 61664000), (2, 30832000), (4, 15416000), (5, 12332800), (8, 7708000), (10, 6166400), (16, 3854000), (20, 3083200), (25, 2466560), (32, 1927000), (40, 1541600), (41, 1504000), (47, 1312000), (50, 1233280), (64, 963500), (80, 770800), (82, 752000), (94, 656000), (100, 616640), (125, 493312), (128, 481750), (160, 385400), (164, 376000), (188, 328000), (200, 308320), (205, 300800), (235, 262400), (250, 246656), (256, 240875), (320, 192700), (328, 188000), (376, 164000), (400, 154160), (410, 150400), (470, 131200), (500, 123328), (640, 96350), (656, 94000), (752, 82000), (800, 77080), (820, 75200), (940, 65600), (1000, 61664), (1025, 60160), (1175, 52480), (1280, 48175), (1312, 47000), (1504, 41000), (1600, 38540), (1640, 37600), (1880, 32800), (1927, 32000), (2000, 30832), (2050, 30080), (2350, 26240), (2624, 23500), (3008, 20500), (3200, 19270), (3280, 18800), (3760, 16400), (3854, 16000), (4000, 15416), (4100, 15040), (4700, 13120), (5125, 12032), (5248, 11750), (5875, 10496), (6016, 10250), (6400, 9635), (6560, 9400), (7520, 8200), (7708, 8000)]