64589660

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 139345920

約数和(自身を除く): 74756260

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 127, 236, 254, 295, 431, 508, 590, 635, 862, 1180, 1270, 1724, 2155, 2540, 4310, 7493, 8620, 14986, 25429, 29972, 37465, 50858, 54737, 74930, 101716, 109474, 127145, 149860, 218948, 254290, 273685, 508580, 547370, 1094740, 3229483, 6458966, 12917932, 16147415, 32294830, 64589660]

約数ペア:

[(1, 64589660), (2, 32294830), (4, 16147415), (5, 12917932), (10, 6458966), (20, 3229483), (59, 1094740), (118, 547370), (127, 508580), (236, 273685), (254, 254290), (295, 218948), (431, 149860), (508, 127145), (590, 109474), (635, 101716), (862, 74930), (1180, 54737), (1270, 50858), (1724, 37465), (2155, 29972), (2540, 25429), (4310, 14986), (7493, 8620)]