73378855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 109486080

約数和(自身を除く): 36107225

約数列:

[1, 5, 11, 19, 23, 43, 55, 71, 95, 115, 209, 215, 253, 355, 437, 473, 781, 817, 989, 1045, 1265, 1349, 1633, 2185, 2365, 3053, 3905, 4085, 4807, 4945, 6745, 8165, 8987, 10879, 14839, 15265, 17963, 18791, 24035, 31027, 33583, 44935, 54395, 58007, 70219, 74195, 89815, 93955, 155135, 167915, 206701, 290035, 341297, 351095, 638077, 772409, 1033505, 1334161, 1706485, 3190385, 3862045, 6670805, 14675771, 73378855]

約数ペア:

[(1, 73378855), (5, 14675771), (11, 6670805), (19, 3862045), (23, 3190385), (43, 1706485), (55, 1334161), (71, 1033505), (95, 772409), (115, 638077), (209, 351095), (215, 341297), (253, 290035), (355, 206701), (437, 167915), (473, 155135), (781, 93955), (817, 89815), (989, 74195), (1045, 70219), (1265, 58007), (1349, 54395), (1633, 44935), (2185, 33583), (2365, 31027), (3053, 24035), (3905, 18791), (4085, 17963), (4807, 15265), (4945, 14839), (6745, 10879), (8165, 8987)]