83877520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:752

約数の個数: 80

約数和(自身を含む): 205254720

約数和(自身を除く): 121377200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 43, 74, 80, 86, 148, 172, 185, 215, 296, 344, 370, 430, 592, 659, 688, 740, 860, 1318, 1480, 1591, 1720, 2636, 2960, 3182, 3295, 3440, 5272, 6364, 6590, 7955, 10544, 12728, 13180, 15910, 24383, 25456, 26360, 28337, 31820, 48766, 52720, 56674, 63640, 97532, 113348, 121915, 127280, 141685, 195064, 226696, 243830, 283370, 390128, 453392, 487660, 566740, 975320, 1048469, 1133480, 1950640, 2096938, 2266960, 4193876, 5242345, 8387752, 10484690, 16775504, 20969380, 41938760, 83877520]

約数ペア:

[(1, 83877520), (2, 41938760), (4, 20969380), (5, 16775504), (8, 10484690), (10, 8387752), (16, 5242345), (20, 4193876), (37, 2266960), (40, 2096938), (43, 1950640), (74, 1133480), (80, 1048469), (86, 975320), (148, 566740), (172, 487660), (185, 453392), (215, 390128), (296, 283370), (344, 243830), (370, 226696), (430, 195064), (592, 141685), (659, 127280), (688, 121915), (740, 113348), (860, 97532), (1318, 63640), (1480, 56674), (1591, 52720), (1720, 48766), (2636, 31820), (2960, 28337), (3182, 26360), (3295, 25456), (3440, 24383), (5272, 15910), (6364, 13180), (6590, 12728), (7955, 10544)]