68312560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:466

約数の個数: 80

約数和(自身を含む): 165926880

約数和(自身を除く): 97614320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 59, 80, 82, 118, 164, 205, 236, 295, 328, 353, 410, 472, 590, 656, 706, 820, 944, 1180, 1412, 1640, 1765, 2360, 2419, 2824, 3280, 3530, 4720, 4838, 5648, 7060, 9676, 12095, 14120, 14473, 19352, 20827, 24190, 28240, 28946, 38704, 41654, 48380, 57892, 72365, 83308, 96760, 104135, 115784, 144730, 166616, 193520, 208270, 231568, 289460, 333232, 416540, 578920, 833080, 853907, 1157840, 1666160, 1707814, 3415628, 4269535, 6831256, 8539070, 13662512, 17078140, 34156280, 68312560]

約数ペア:

[(1, 68312560), (2, 34156280), (4, 17078140), (5, 13662512), (8, 8539070), (10, 6831256), (16, 4269535), (20, 3415628), (40, 1707814), (41, 1666160), (59, 1157840), (80, 853907), (82, 833080), (118, 578920), (164, 416540), (205, 333232), (236, 289460), (295, 231568), (328, 208270), (353, 193520), (410, 166616), (472, 144730), (590, 115784), (656, 104135), (706, 96760), (820, 83308), (944, 72365), (1180, 57892), (1412, 48380), (1640, 41654), (1765, 38704), (2360, 28946), (2419, 28240), (2824, 24190), (3280, 20827), (3530, 19352), (4720, 14473), (4838, 14120), (5648, 12095), (7060, 9676)]