717362475

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 1263334320

約数和(自身を除く): 545971845

約数列:

[1, 3, 5, 15, 25, 31, 37, 75, 93, 111, 155, 185, 269, 465, 555, 775, 807, 925, 961, 1147, 1345, 2325, 2775, 2883, 3441, 4035, 4805, 5735, 6725, 8339, 9953, 14415, 17205, 20175, 24025, 25017, 28675, 29859, 35557, 41695, 49765, 72075, 86025, 106671, 125085, 149295, 177785, 208475, 248825, 258509, 308543, 533355, 625425, 746475, 775527, 888925, 925629, 1292545, 1542715, 2666775, 3877635, 4628145, 6462725, 7713575, 9564833, 19388175, 23140725, 28694499, 47824165, 143472495, 239120825, 717362475]

約数ペア:

[(1, 717362475), (3, 239120825), (5, 143472495), (15, 47824165), (25, 28694499), (31, 23140725), (37, 19388175), (75, 9564833), (93, 7713575), (111, 6462725), (155, 4628145), (185, 3877635), (269, 2666775), (465, 1542715), (555, 1292545), (775, 925629), (807, 888925), (925, 775527), (961, 746475), (1147, 625425), (1345, 533355), (2325, 308543), (2775, 258509), (2883, 248825), (3441, 208475), (4035, 177785), (4805, 149295), (5735, 125085), (6725, 106671), (8339, 86025), (9953, 72075), (14415, 49765), (17205, 41695), (20175, 35557), (24025, 29859), (25017, 28675)]