68910080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:381

約数の個数: 88

約数和(自身を含む): 169688112

約数和(自身を除く): 100778032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 256, 313, 320, 344, 430, 512, 626, 640, 688, 860, 1024, 1252, 1280, 1376, 1565, 1720, 2504, 2560, 2752, 3130, 3440, 5008, 5120, 5504, 6260, 6880, 10016, 11008, 12520, 13459, 13760, 20032, 22016, 25040, 26918, 27520, 40064, 44032, 50080, 53836, 55040, 67295, 80128, 100160, 107672, 110080, 134590, 160256, 200320, 215344, 220160, 269180, 320512, 400640, 430688, 538360, 801280, 861376, 1076720, 1602560, 1722752, 2153440, 3445504, 4306880, 6891008, 8613760, 13782016, 17227520, 34455040, 68910080]

約数ペア:

[(1, 68910080), (2, 34455040), (4, 17227520), (5, 13782016), (8, 8613760), (10, 6891008), (16, 4306880), (20, 3445504), (32, 2153440), (40, 1722752), (43, 1602560), (64, 1076720), (80, 861376), (86, 801280), (128, 538360), (160, 430688), (172, 400640), (215, 320512), (256, 269180), (313, 220160), (320, 215344), (344, 200320), (430, 160256), (512, 134590), (626, 110080), (640, 107672), (688, 100160), (860, 80128), (1024, 67295), (1252, 55040), (1280, 53836), (1376, 50080), (1565, 44032), (1720, 40064), (2504, 27520), (2560, 26918), (2752, 25040), (3130, 22016), (3440, 20032), (5008, 13760), (5120, 13459), (5504, 12520), (6260, 11008), (6880, 10016)]