78490240

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4229}}^1$

素因数の和:4277

約数の個数: 64

約数和(自身を含む): 194157000

約数和(自身を除く): 115666760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1856, 2320, 3712, 4229, 4640, 8458, 9280, 16916, 18560, 21145, 33832, 42290, 67664, 84580, 122641, 135328, 169160, 245282, 270656, 338320, 490564, 541312, 613205, 676640, 981128, 1226410, 1353280, 1962256, 2452820, 2706560, 3924512, 4905640, 7849024, 9811280, 15698048, 19622560, 39245120, 78490240]

約数ペア:

[(1, 78490240), (2, 39245120), (4, 19622560), (5, 15698048), (8, 9811280), (10, 7849024), (16, 4905640), (20, 3924512), (29, 2706560), (32, 2452820), (40, 1962256), (58, 1353280), (64, 1226410), (80, 981128), (116, 676640), (128, 613205), (145, 541312), (160, 490564), (232, 338320), (290, 270656), (320, 245282), (464, 169160), (580, 135328), (640, 122641), (928, 84580), (1160, 67664), (1856, 42290), (2320, 33832), (3712, 21145), (4229, 18560), (4640, 16916), (8458, 9280)]