63781340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1759}}^1$

素因数の和:1819

約数の個数: 72

約数和(自身を含む): 160110720

約数和(自身を除く): 96329380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1759, 1813, 2590, 3518, 3626, 5180, 7036, 7252, 8795, 9065, 12313, 17590, 18130, 24626, 35180, 36260, 49252, 61565, 65083, 86191, 123130, 130166, 172382, 246260, 260332, 325415, 344764, 430955, 455581, 650830, 861910, 911162, 1301660, 1723820, 1822324, 2277905, 3189067, 4555810, 6378134, 9111620, 12756268, 15945335, 31890670, 63781340]

約数ペア:

[(1, 63781340), (2, 31890670), (4, 15945335), (5, 12756268), (7, 9111620), (10, 6378134), (14, 4555810), (20, 3189067), (28, 2277905), (35, 1822324), (37, 1723820), (49, 1301660), (70, 911162), (74, 861910), (98, 650830), (140, 455581), (148, 430955), (185, 344764), (196, 325415), (245, 260332), (259, 246260), (370, 172382), (490, 130166), (518, 123130), (740, 86191), (980, 65083), (1036, 61565), (1295, 49252), (1759, 36260), (1813, 35180), (2590, 24626), (3518, 18130), (3626, 17590), (5180, 12313), (7036, 9065), (7252, 8795)]