85384960

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1627}}^1$

素因数の和:1689

約数の個数: 72

約数和(自身を含む): 209640816

約数和(自身を除く): 124255856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 820, 1280, 1312, 1627, 1640, 2624, 3254, 3280, 5248, 6508, 6560, 8135, 10496, 13016, 13120, 16270, 26032, 26240, 32540, 52064, 52480, 65080, 66707, 104128, 130160, 133414, 208256, 260320, 266828, 333535, 416512, 520640, 533656, 667070, 1041280, 1067312, 1334140, 2082560, 2134624, 2668280, 4269248, 5336560, 8538496, 10673120, 17076992, 21346240, 42692480, 85384960]

約数ペア:

[(1, 85384960), (2, 42692480), (4, 21346240), (5, 17076992), (8, 10673120), (10, 8538496), (16, 5336560), (20, 4269248), (32, 2668280), (40, 2134624), (41, 2082560), (64, 1334140), (80, 1067312), (82, 1041280), (128, 667070), (160, 533656), (164, 520640), (205, 416512), (256, 333535), (320, 266828), (328, 260320), (410, 208256), (640, 133414), (656, 130160), (820, 104128), (1280, 66707), (1312, 65080), (1627, 52480), (1640, 52064), (2624, 32540), (3254, 26240), (3280, 26032), (5248, 16270), (6508, 13120), (6560, 13016), (8135, 10496)]