60780400

素因数分解:

$2^4\times 5^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:179

約数の個数: 120

約数和(自身を含む): 154436544

約数和(自身を除く): 93656144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 47, 50, 53, 61, 80, 94, 100, 106, 122, 188, 200, 212, 235, 244, 265, 305, 376, 400, 424, 470, 488, 530, 610, 752, 848, 940, 976, 1060, 1175, 1220, 1325, 1525, 1880, 2120, 2350, 2440, 2491, 2650, 2867, 3050, 3233, 3760, 4240, 4700, 4880, 4982, 5300, 5734, 6100, 6466, 9400, 9964, 10600, 11468, 12200, 12455, 12932, 14335, 16165, 18800, 19928, 21200, 22936, 24400, 24910, 25864, 28670, 32330, 39856, 45872, 49820, 51728, 57340, 62275, 64660, 71675, 80825, 99640, 114680, 124550, 129320, 143350, 151951, 161650, 199280, 229360, 249100, 258640, 286700, 303902, 323300, 498200, 573400, 607804, 646600, 759755, 996400, 1146800, 1215608, 1293200, 1519510, 2431216, 3039020, 3798775, 6078040, 7597550, 12156080, 15195100, 30390200, 60780400]

約数ペア:

[(1, 60780400), (2, 30390200), (4, 15195100), (5, 12156080), (8, 7597550), (10, 6078040), (16, 3798775), (20, 3039020), (25, 2431216), (40, 1519510), (47, 1293200), (50, 1215608), (53, 1146800), (61, 996400), (80, 759755), (94, 646600), (100, 607804), (106, 573400), (122, 498200), (188, 323300), (200, 303902), (212, 286700), (235, 258640), (244, 249100), (265, 229360), (305, 199280), (376, 161650), (400, 151951), (424, 143350), (470, 129320), (488, 124550), (530, 114680), (610, 99640), (752, 80825), (848, 71675), (940, 64660), (976, 62275), (1060, 57340), (1175, 51728), (1220, 49820), (1325, 45872), (1525, 39856), (1880, 32330), (2120, 28670), (2350, 25864), (2440, 24910), (2491, 24400), (2650, 22936), (2867, 21200), (3050, 19928), (3233, 18800), (3760, 16165), (4240, 14335), (4700, 12932), (4880, 12455), (4982, 12200), (5300, 11468), (5734, 10600), (6100, 9964), (6466, 9400)]