8554240

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 21118608

約数和(自身を除く): 12564368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 163, 164, 205, 256, 320, 326, 328, 410, 640, 652, 656, 815, 820, 1280, 1304, 1312, 1630, 1640, 2608, 2624, 3260, 3280, 5216, 5248, 6520, 6560, 6683, 10432, 10496, 13040, 13120, 13366, 20864, 26080, 26240, 26732, 33415, 41728, 52160, 52480, 53464, 66830, 104320, 106928, 133660, 208640, 213856, 267320, 427712, 534640, 855424, 1069280, 1710848, 2138560, 4277120, 8554240]

約数ペア:

[(1, 8554240), (2, 4277120), (4, 2138560), (5, 1710848), (8, 1069280), (10, 855424), (16, 534640), (20, 427712), (32, 267320), (40, 213856), (41, 208640), (64, 133660), (80, 106928), (82, 104320), (128, 66830), (160, 53464), (163, 52480), (164, 52160), (205, 41728), (256, 33415), (320, 26732), (326, 26240), (328, 26080), (410, 20864), (640, 13366), (652, 13120), (656, 13040), (815, 10496), (820, 10432), (1280, 6683), (1304, 6560), (1312, 6520), (1630, 5248), (1640, 5216), (2608, 3280), (2624, 3260)]