68214016

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:331

約数の個数: 72

約数和(自身を含む): 148803200

約数和(自身を除く): 80589184

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 103, 104, 128, 199, 206, 208, 256, 398, 412, 416, 796, 824, 832, 1339, 1592, 1648, 1664, 2587, 2678, 3184, 3296, 3328, 5174, 5356, 6368, 6592, 10348, 10712, 12736, 13184, 20497, 20696, 21424, 25472, 26368, 40994, 41392, 42848, 50944, 81988, 82784, 85696, 163976, 165568, 171392, 266461, 327952, 331136, 342784, 532922, 655904, 662272, 1065844, 1311808, 2131688, 2623616, 4263376, 5247232, 8526752, 17053504, 34107008, 68214016]

約数ペア:

[(1, 68214016), (2, 34107008), (4, 17053504), (8, 8526752), (13, 5247232), (16, 4263376), (26, 2623616), (32, 2131688), (52, 1311808), (64, 1065844), (103, 662272), (104, 655904), (128, 532922), (199, 342784), (206, 331136), (208, 327952), (256, 266461), (398, 171392), (412, 165568), (416, 163976), (796, 85696), (824, 82784), (832, 81988), (1339, 50944), (1592, 42848), (1648, 41392), (1664, 40994), (2587, 26368), (2678, 25472), (3184, 21424), (3296, 20696), (3328, 20497), (5174, 13184), (5356, 12736), (6368, 10712), (6592, 10348)]