51072075

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 97493760

約数和(自身を除く): 46421685

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 71, 75, 115, 139, 207, 213, 225, 345, 355, 417, 575, 639, 695, 1035, 1065, 1251, 1633, 1725, 1775, 2085, 3195, 3197, 3475, 4899, 5175, 5325, 6255, 8165, 9591, 9869, 10425, 14697, 15975, 15985, 24495, 28773, 29607, 31275, 40825, 47955, 49345, 73485, 79925, 88821, 122475, 143865, 148035, 226987, 239775, 246725, 367425, 444105, 680961, 719325, 740175, 1134935, 2042883, 2220525, 3404805, 5674675, 10214415, 17024025, 51072075]

約数ペア:

[(1, 51072075), (3, 17024025), (5, 10214415), (9, 5674675), (15, 3404805), (23, 2220525), (25, 2042883), (45, 1134935), (69, 740175), (71, 719325), (75, 680961), (115, 444105), (139, 367425), (207, 246725), (213, 239775), (225, 226987), (345, 148035), (355, 143865), (417, 122475), (575, 88821), (639, 79925), (695, 73485), (1035, 49345), (1065, 47955), (1251, 40825), (1633, 31275), (1725, 29607), (1775, 28773), (2085, 24495), (3195, 15985), (3197, 15975), (3475, 14697), (4899, 10425), (5175, 9869), (5325, 9591), (6255, 8165)]