51006640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1459}}^1$

素因数の和:1514

約数の個数: 80

約数和(自身を含む): 130348800

約数和(自身を除く): 79342160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1459, 1520, 1748, 1840, 2185, 2918, 3496, 4370, 5836, 6992, 7295, 8740, 11672, 14590, 17480, 23344, 27721, 29180, 33557, 34960, 55442, 58360, 67114, 110884, 116720, 134228, 138605, 167785, 221768, 268456, 277210, 335570, 443536, 536912, 554420, 637583, 671140, 1108840, 1275166, 1342280, 2217680, 2550332, 2684560, 3187915, 5100664, 6375830, 10201328, 12751660, 25503320, 51006640]

約数ペア:

[(1, 51006640), (2, 25503320), (4, 12751660), (5, 10201328), (8, 6375830), (10, 5100664), (16, 3187915), (19, 2684560), (20, 2550332), (23, 2217680), (38, 1342280), (40, 1275166), (46, 1108840), (76, 671140), (80, 637583), (92, 554420), (95, 536912), (115, 443536), (152, 335570), (184, 277210), (190, 268456), (230, 221768), (304, 167785), (368, 138605), (380, 134228), (437, 116720), (460, 110884), (760, 67114), (874, 58360), (920, 55442), (1459, 34960), (1520, 33557), (1748, 29180), (1840, 27721), (2185, 23344), (2918, 17480), (3496, 14590), (4370, 11672), (5836, 8740), (6992, 7295)]