258563710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 514382400

約数和(自身を除く): 255818690

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 179, 290, 293, 358, 493, 586, 895, 986, 1465, 1790, 2465, 2930, 3043, 4930, 4981, 5191, 6086, 8497, 9962, 10382, 15215, 16994, 24905, 25955, 30430, 42485, 49810, 51910, 52447, 84970, 88247, 104894, 144449, 176494, 262235, 288898, 441235, 524470, 722245, 882470, 891599, 1444490, 1520963, 1783198, 3041926, 4457995, 7604815, 8915990, 15209630, 25856371, 51712742, 129281855, 258563710]

約数ペア:

[(1, 258563710), (2, 129281855), (5, 51712742), (10, 25856371), (17, 15209630), (29, 8915990), (34, 7604815), (58, 4457995), (85, 3041926), (145, 1783198), (170, 1520963), (179, 1444490), (290, 891599), (293, 882470), (358, 722245), (493, 524470), (586, 441235), (895, 288898), (986, 262235), (1465, 176494), (1790, 144449), (2465, 104894), (2930, 88247), (3043, 84970), (4930, 52447), (4981, 51910), (5191, 49810), (6086, 42485), (8497, 30430), (9962, 25955), (10382, 24905), (15215, 16994)]