84968720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{62477}}^1$

素因数の和:62507

約数の個数: 40

約数和(自身を含む): 209176344

約数和(自身を除く): 124207624

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 62477, 124954, 249908, 312385, 499816, 624770, 999632, 1062109, 1249540, 2124218, 2499080, 4248436, 4998160, 5310545, 8496872, 10621090, 16993744, 21242180, 42484360, 84968720]

約数ペア:

[(1, 84968720), (2, 42484360), (4, 21242180), (5, 16993744), (8, 10621090), (10, 8496872), (16, 5310545), (17, 4998160), (20, 4248436), (34, 2499080), (40, 2124218), (68, 1249540), (80, 1062109), (85, 999632), (136, 624770), (170, 499816), (272, 312385), (340, 249908), (680, 124954), (1360, 62477)]