84016640

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{887}}^1$

素因数の和:947

約数の個数: 80

約数和(自身を含む): 207120672

約数和(自身を除く): 123104032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 512, 592, 640, 740, 887, 1184, 1280, 1480, 1774, 2368, 2560, 2960, 3548, 4435, 4736, 5920, 7096, 8870, 9472, 11840, 14192, 17740, 18944, 23680, 28384, 32819, 35480, 47360, 56768, 65638, 70960, 94720, 113536, 131276, 141920, 164095, 227072, 262552, 283840, 328190, 454144, 525104, 567680, 656380, 1050208, 1135360, 1312760, 2100416, 2270720, 2625520, 4200832, 5251040, 8401664, 10502080, 16803328, 21004160, 42008320, 84016640]

約数ペア:

[(1, 84016640), (2, 42008320), (4, 21004160), (5, 16803328), (8, 10502080), (10, 8401664), (16, 5251040), (20, 4200832), (32, 2625520), (37, 2270720), (40, 2100416), (64, 1312760), (74, 1135360), (80, 1050208), (128, 656380), (148, 567680), (160, 525104), (185, 454144), (256, 328190), (296, 283840), (320, 262552), (370, 227072), (512, 164095), (592, 141920), (640, 131276), (740, 113536), (887, 94720), (1184, 70960), (1280, 65638), (1480, 56768), (1774, 47360), (2368, 35480), (2560, 32819), (2960, 28384), (3548, 23680), (4435, 18944), (4736, 17740), (5920, 14192), (7096, 11840), (8870, 9472)]