82764800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 132

約数和(自身を含む): 212454036

約数和(自身を除く): 129689236

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 61, 64, 80, 100, 106, 122, 128, 160, 200, 212, 244, 256, 265, 305, 320, 400, 424, 488, 512, 530, 610, 640, 800, 848, 976, 1024, 1060, 1220, 1280, 1325, 1525, 1600, 1696, 1952, 2120, 2440, 2560, 2650, 3050, 3200, 3233, 3392, 3904, 4240, 4880, 5120, 5300, 6100, 6400, 6466, 6784, 7808, 8480, 9760, 10600, 12200, 12800, 12932, 13568, 15616, 16165, 16960, 19520, 21200, 24400, 25600, 25864, 27136, 31232, 32330, 33920, 39040, 42400, 48800, 51728, 54272, 62464, 64660, 67840, 78080, 80825, 84800, 97600, 103456, 129320, 135680, 156160, 161650, 169600, 195200, 206912, 258640, 271360, 312320, 323300, 339200, 390400, 413824, 517280, 646600, 678400, 780800, 827648, 1034560, 1293200, 1356800, 1561600, 1655296, 2069120, 2586400, 3310592, 4138240, 5172800, 8276480, 10345600, 16552960, 20691200, 41382400, 82764800]

約数ペア:

[(1, 82764800), (2, 41382400), (4, 20691200), (5, 16552960), (8, 10345600), (10, 8276480), (16, 5172800), (20, 4138240), (25, 3310592), (32, 2586400), (40, 2069120), (50, 1655296), (53, 1561600), (61, 1356800), (64, 1293200), (80, 1034560), (100, 827648), (106, 780800), (122, 678400), (128, 646600), (160, 517280), (200, 413824), (212, 390400), (244, 339200), (256, 323300), (265, 312320), (305, 271360), (320, 258640), (400, 206912), (424, 195200), (488, 169600), (512, 161650), (530, 156160), (610, 135680), (640, 129320), (800, 103456), (848, 97600), (976, 84800), (1024, 80825), (1060, 78080), (1220, 67840), (1280, 64660), (1325, 62464), (1525, 54272), (1600, 51728), (1696, 48800), (1952, 42400), (2120, 39040), (2440, 33920), (2560, 32330), (2650, 31232), (3050, 27136), (3200, 25864), (3233, 25600), (3392, 24400), (3904, 21200), (4240, 19520), (4880, 16960), (5120, 16165), (5300, 15616), (6100, 13568), (6400, 12932), (6466, 12800), (6784, 12200), (7808, 10600), (8480, 9760)]