487746215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 690508800

約数和(自身を除く): 202762585

約数列:

[1, 5, 11, 29, 55, 59, 71, 73, 145, 295, 319, 355, 365, 649, 781, 803, 1595, 1711, 2059, 2117, 3245, 3905, 4015, 4189, 4307, 5183, 8555, 10295, 10585, 18821, 20945, 21535, 22649, 23287, 25915, 46079, 47377, 57013, 94105, 113245, 116435, 121481, 124903, 150307, 230395, 236885, 285065, 305797, 607405, 624515, 751535, 1336291, 1373933, 1528985, 1653377, 3363767, 6681455, 6869665, 8266885, 8868113, 16818835, 44340565, 97549243, 487746215]

約数ペア:

[(1, 487746215), (5, 97549243), (11, 44340565), (29, 16818835), (55, 8868113), (59, 8266885), (71, 6869665), (73, 6681455), (145, 3363767), (295, 1653377), (319, 1528985), (355, 1373933), (365, 1336291), (649, 751535), (781, 624515), (803, 607405), (1595, 305797), (1711, 285065), (2059, 236885), (2117, 230395), (3245, 150307), (3905, 124903), (4015, 121481), (4189, 116435), (4307, 113245), (5183, 94105), (8555, 57013), (10295, 47377), (10585, 46079), (18821, 25915), (20945, 23287), (21535, 22649)]