89744080

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{27361}}^1$

素因数の和:27415

約数の個数: 40

約数和(自身を含む): 213751944

約数和(自身を除く): 124007864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 27361, 54722, 109444, 136805, 218888, 273610, 437776, 547220, 1094440, 1121801, 2188880, 2243602, 4487204, 5609005, 8974408, 11218010, 17948816, 22436020, 44872040, 89744080]

約数ペア:

[(1, 89744080), (2, 44872040), (4, 22436020), (5, 17948816), (8, 11218010), (10, 8974408), (16, 5609005), (20, 4487204), (40, 2243602), (41, 2188880), (80, 1121801), (82, 1094440), (164, 547220), (205, 437776), (328, 273610), (410, 218888), (656, 136805), (820, 109444), (1640, 54722), (3280, 27361)]