64204160

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2333}}^1$

素因数の和:2395

約数の個数: 64

約数和(自身を含む): 157124880

約数和(自身を除く): 92920720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 2333, 2752, 3440, 4666, 5504, 6880, 9332, 11665, 13760, 18664, 23330, 27520, 37328, 46660, 74656, 93320, 100319, 149312, 186640, 200638, 298624, 373280, 401276, 501595, 746560, 802552, 1003190, 1493120, 1605104, 2006380, 3210208, 4012760, 6420416, 8025520, 12840832, 16051040, 32102080, 64204160]

約数ペア:

[(1, 64204160), (2, 32102080), (4, 16051040), (5, 12840832), (8, 8025520), (10, 6420416), (16, 4012760), (20, 3210208), (32, 2006380), (40, 1605104), (43, 1493120), (64, 1003190), (80, 802552), (86, 746560), (128, 501595), (160, 401276), (172, 373280), (215, 298624), (320, 200638), (344, 186640), (430, 149312), (640, 100319), (688, 93320), (860, 74656), (1376, 46660), (1720, 37328), (2333, 27520), (2752, 23330), (3440, 18664), (4666, 13760), (5504, 11665), (6880, 9332)]