53705720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78979}}^1$

素因数の和:79007

約数の個数: 32

約数和(自身を含む): 127947600

約数和(自身を除く): 74241880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 78979, 157958, 315916, 394895, 631832, 789790, 1342643, 1579580, 2685286, 3159160, 5370572, 6713215, 10741144, 13426430, 26852860, 53705720]

約数ペア:

[(1, 53705720), (2, 26852860), (4, 13426430), (5, 10741144), (8, 6713215), (10, 5370572), (17, 3159160), (20, 2685286), (34, 1579580), (40, 1342643), (68, 789790), (85, 631832), (136, 394895), (170, 315916), (340, 157958), (680, 78979)]