28701474800

素因数分解:

$2^4\times 5^2\times {\mathrm{2129}}^1\times {\mathrm{33703}}^1$

素因数の和:35850

約数の個数: 60

約数和(自身を含む): 68989728720

約数和(自身を除く): 40288253920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 2129, 4258, 8516, 10645, 17032, 21290, 33703, 34064, 42580, 53225, 67406, 85160, 106450, 134812, 168515, 170320, 212900, 269624, 337030, 425800, 539248, 674060, 842575, 851600, 1348120, 1685150, 2696240, 3370300, 6740600, 13481200, 71753687, 143507374, 287014748, 358768435, 574029496, 717536870, 1148058992, 1435073740, 1793842175, 2870147480, 3587684350, 5740294960, 7175368700, 14350737400, 28701474800]

約数ペア:

[(1, 28701474800), (2, 14350737400), (4, 7175368700), (5, 5740294960), (8, 3587684350), (10, 2870147480), (16, 1793842175), (20, 1435073740), (25, 1148058992), (40, 717536870), (50, 574029496), (80, 358768435), (100, 287014748), (200, 143507374), (400, 71753687), (2129, 13481200), (4258, 6740600), (8516, 3370300), (10645, 2696240), (17032, 1685150), (21290, 1348120), (33703, 851600), (34064, 842575), (42580, 674060), (53225, 539248), (67406, 425800), (85160, 337030), (106450, 269624), (134812, 212900), (168515, 170320)]