16820650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 41461632

約数和(自身を除く): 24640982

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 25, 34, 35, 50, 55, 70, 77, 85, 110, 119, 154, 170, 175, 187, 238, 257, 275, 350, 374, 385, 425, 514, 550, 595, 770, 850, 935, 1190, 1285, 1309, 1799, 1870, 1925, 2570, 2618, 2827, 2975, 3598, 3850, 4369, 4675, 5654, 5950, 6425, 6545, 8738, 8995, 9350, 12850, 13090, 14135, 17990, 19789, 21845, 28270, 30583, 32725, 39578, 43690, 44975, 48059, 61166, 65450, 70675, 89950, 96118, 98945, 109225, 141350, 152915, 197890, 218450, 240295, 305830, 336413, 480590, 494725, 672826, 764575, 989450, 1201475, 1529150, 1682065, 2402950, 3364130, 8410325, 16820650]

約数ペア:

[(1, 16820650), (2, 8410325), (5, 3364130), (7, 2402950), (10, 1682065), (11, 1529150), (14, 1201475), (17, 989450), (22, 764575), (25, 672826), (34, 494725), (35, 480590), (50, 336413), (55, 305830), (70, 240295), (77, 218450), (85, 197890), (110, 152915), (119, 141350), (154, 109225), (170, 98945), (175, 96118), (187, 89950), (238, 70675), (257, 65450), (275, 61166), (350, 48059), (374, 44975), (385, 43690), (425, 39578), (514, 32725), (550, 30583), (595, 28270), (770, 21845), (850, 19789), (935, 17990), (1190, 14135), (1285, 13090), (1309, 12850), (1799, 9350), (1870, 8995), (1925, 8738), (2570, 6545), (2618, 6425), (2827, 5950), (2975, 5654), (3598, 4675), (3850, 4369)]