83627120

素因数分解:

$2^4\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2129}}^1$

素因数の和:2633

約数の個数: 40

約数和(自身を含む): 194920560

約数和(自身を除く): 111293440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491, 982, 1964, 2129, 2455, 3928, 4258, 4910, 7856, 8516, 9820, 10645, 17032, 19640, 21290, 34064, 39280, 42580, 85160, 170320, 1045339, 2090678, 4181356, 5226695, 8362712, 10453390, 16725424, 20906780, 41813560, 83627120]

約数ペア:

[(1, 83627120), (2, 41813560), (4, 20906780), (5, 16725424), (8, 10453390), (10, 8362712), (16, 5226695), (20, 4181356), (40, 2090678), (80, 1045339), (491, 170320), (982, 85160), (1964, 42580), (2129, 39280), (2455, 34064), (3928, 21290), (4258, 19640), (4910, 17032), (7856, 10645), (8516, 9820)]