71913910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{503}}^1$

素因数の和:585

約数の個数: 48

約数和(自身を含む): 142230816

約数和(自身を除く): 70316906

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 503, 841, 986, 1006, 1682, 2465, 2515, 4205, 4930, 5030, 8410, 8551, 14297, 14587, 17102, 28594, 29174, 42755, 71485, 72935, 85510, 142970, 145870, 247979, 423023, 495958, 846046, 1239895, 2115115, 2479790, 4230230, 7191391, 14382782, 35956955, 71913910]

約数ペア:

[(1, 71913910), (2, 35956955), (5, 14382782), (10, 7191391), (17, 4230230), (29, 2479790), (34, 2115115), (58, 1239895), (85, 846046), (145, 495958), (170, 423023), (290, 247979), (493, 145870), (503, 142970), (841, 85510), (986, 72935), (1006, 71485), (1682, 42755), (2465, 29174), (2515, 28594), (4205, 17102), (4930, 14587), (5030, 14297), (8410, 8551)]