66453920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1$

素因数の和:814

約数の個数: 96

約数和(自身を含む): 173238912

約数和(自身を除く): 106784992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 65, 80, 86, 104, 130, 160, 172, 208, 215, 260, 344, 416, 430, 520, 559, 688, 743, 860, 1040, 1118, 1376, 1486, 1720, 2080, 2236, 2795, 2972, 3440, 3715, 4472, 5590, 5944, 6880, 7430, 8944, 9659, 11180, 11888, 14860, 17888, 19318, 22360, 23776, 29720, 31949, 38636, 44720, 48295, 59440, 63898, 77272, 89440, 96590, 118880, 127796, 154544, 159745, 193180, 255592, 309088, 319490, 386360, 415337, 511184, 638980, 772720, 830674, 1022368, 1277960, 1545440, 1661348, 2076685, 2555920, 3322696, 4153370, 5111840, 6645392, 8306740, 13290784, 16613480, 33226960, 66453920]

約数ペア:

[(1, 66453920), (2, 33226960), (4, 16613480), (5, 13290784), (8, 8306740), (10, 6645392), (13, 5111840), (16, 4153370), (20, 3322696), (26, 2555920), (32, 2076685), (40, 1661348), (43, 1545440), (52, 1277960), (65, 1022368), (80, 830674), (86, 772720), (104, 638980), (130, 511184), (160, 415337), (172, 386360), (208, 319490), (215, 309088), (260, 255592), (344, 193180), (416, 159745), (430, 154544), (520, 127796), (559, 118880), (688, 96590), (743, 89440), (860, 77272), (1040, 63898), (1118, 59440), (1376, 48295), (1486, 44720), (1720, 38636), (2080, 31949), (2236, 29720), (2795, 23776), (2972, 22360), (3440, 19318), (3715, 17888), (4472, 14860), (5590, 11888), (5944, 11180), (6880, 9659), (7430, 8944)]