28894250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 128

約数和(自身を含む): 71884800

約数和(自身を除く): 42990550

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 25, 35, 38, 50, 55, 70, 77, 79, 95, 110, 125, 133, 154, 158, 175, 190, 209, 250, 266, 275, 350, 385, 395, 418, 475, 550, 553, 665, 770, 790, 869, 875, 950, 1045, 1106, 1330, 1375, 1463, 1501, 1738, 1750, 1925, 1975, 2090, 2375, 2750, 2765, 2926, 3002, 3325, 3850, 3950, 4345, 4750, 5225, 5530, 6083, 6650, 7315, 7505, 8690, 9625, 9875, 10450, 10507, 12166, 13825, 14630, 15010, 16511, 16625, 19250, 19750, 21014, 21725, 26125, 27650, 30415, 33022, 33250, 36575, 37525, 43450, 52250, 52535, 60830, 69125, 73150, 75050, 82555, 105070, 108625, 115577, 138250, 152075, 165110, 182875, 187625, 217250, 231154, 262675, 304150, 365750, 375250, 412775, 525350, 577885, 760375, 825550, 1155770, 1313375, 1520750, 2063875, 2626750, 2889425, 4127750, 5778850, 14447125, 28894250]

約数ペア:

[(1, 28894250), (2, 14447125), (5, 5778850), (7, 4127750), (10, 2889425), (11, 2626750), (14, 2063875), (19, 1520750), (22, 1313375), (25, 1155770), (35, 825550), (38, 760375), (50, 577885), (55, 525350), (70, 412775), (77, 375250), (79, 365750), (95, 304150), (110, 262675), (125, 231154), (133, 217250), (154, 187625), (158, 182875), (175, 165110), (190, 152075), (209, 138250), (250, 115577), (266, 108625), (275, 105070), (350, 82555), (385, 75050), (395, 73150), (418, 69125), (475, 60830), (550, 52535), (553, 52250), (665, 43450), (770, 37525), (790, 36575), (869, 33250), (875, 33022), (950, 30415), (1045, 27650), (1106, 26125), (1330, 21725), (1375, 21014), (1463, 19750), (1501, 19250), (1738, 16625), (1750, 16511), (1925, 15010), (1975, 14630), (2090, 13825), (2375, 12166), (2750, 10507), (2765, 10450), (2926, 9875), (3002, 9625), (3325, 8690), (3850, 7505), (3950, 7315), (4345, 6650), (4750, 6083), (5225, 5530)]