49680400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1613}}^1$

素因数の和:1649

約数の個数: 120

約数和(自身を含む): 148901184

約数和(自身を除く): 99220784

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 140, 154, 175, 176, 200, 220, 275, 280, 308, 350, 385, 400, 440, 550, 560, 616, 700, 770, 880, 1100, 1232, 1400, 1540, 1613, 1925, 2200, 2800, 3080, 3226, 3850, 4400, 6160, 6452, 7700, 8065, 11291, 12904, 15400, 16130, 17743, 22582, 25808, 30800, 32260, 35486, 40325, 45164, 56455, 64520, 70972, 80650, 88715, 90328, 112910, 124201, 129040, 141944, 161300, 177430, 180656, 225820, 248402, 282275, 283888, 322600, 354860, 443575, 451640, 496804, 564550, 621005, 645200, 709720, 887150, 903280, 993608, 1129100, 1242010, 1419440, 1774300, 1987216, 2258200, 2484020, 3105025, 3548600, 4516400, 4968040, 6210050, 7097200, 9936080, 12420100, 24840200, 49680400]

約数ペア:

[(1, 49680400), (2, 24840200), (4, 12420100), (5, 9936080), (7, 7097200), (8, 6210050), (10, 4968040), (11, 4516400), (14, 3548600), (16, 3105025), (20, 2484020), (22, 2258200), (25, 1987216), (28, 1774300), (35, 1419440), (40, 1242010), (44, 1129100), (50, 993608), (55, 903280), (56, 887150), (70, 709720), (77, 645200), (80, 621005), (88, 564550), (100, 496804), (110, 451640), (112, 443575), (140, 354860), (154, 322600), (175, 283888), (176, 282275), (200, 248402), (220, 225820), (275, 180656), (280, 177430), (308, 161300), (350, 141944), (385, 129040), (400, 124201), (440, 112910), (550, 90328), (560, 88715), (616, 80650), (700, 70972), (770, 64520), (880, 56455), (1100, 45164), (1232, 40325), (1400, 35486), (1540, 32260), (1613, 30800), (1925, 25808), (2200, 22582), (2800, 17743), (3080, 16130), (3226, 15400), (3850, 12904), (4400, 11291), (6160, 8065), (6452, 7700)]