98961680

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 240312000

約数和(自身を除く): 141350320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 67, 74, 80, 134, 148, 185, 268, 296, 335, 370, 499, 536, 592, 670, 740, 998, 1072, 1340, 1480, 1996, 2479, 2495, 2680, 2960, 3992, 4958, 4990, 5360, 7984, 9916, 9980, 12395, 18463, 19832, 19960, 24790, 33433, 36926, 39664, 39920, 49580, 66866, 73852, 92315, 99160, 133732, 147704, 167165, 184630, 198320, 267464, 295408, 334330, 369260, 534928, 668660, 738520, 1237021, 1337320, 1477040, 2474042, 2674640, 4948084, 6185105, 9896168, 12370210, 19792336, 24740420, 49480840, 98961680]

約数ペア:

[(1, 98961680), (2, 49480840), (4, 24740420), (5, 19792336), (8, 12370210), (10, 9896168), (16, 6185105), (20, 4948084), (37, 2674640), (40, 2474042), (67, 1477040), (74, 1337320), (80, 1237021), (134, 738520), (148, 668660), (185, 534928), (268, 369260), (296, 334330), (335, 295408), (370, 267464), (499, 198320), (536, 184630), (592, 167165), (670, 147704), (740, 133732), (998, 99160), (1072, 92315), (1340, 73852), (1480, 66866), (1996, 49580), (2479, 39920), (2495, 39664), (2680, 36926), (2960, 33433), (3992, 24790), (4958, 19960), (4990, 19832), (5360, 18463), (7984, 12395), (9916, 9980)]