65348080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1913}}^1$

素因数の和:1994

約数の個数: 80

約数和(自身を含む): 176577984

約数和(自身を除く): 111229904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1220, 1708, 1913, 2135, 2440, 3416, 3826, 4270, 4880, 6832, 7652, 8540, 9565, 13391, 15304, 17080, 19130, 26782, 30608, 34160, 38260, 53564, 66955, 76520, 107128, 116693, 133910, 153040, 214256, 233386, 267820, 466772, 535640, 583465, 816851, 933544, 1071280, 1166930, 1633702, 1867088, 2333860, 3267404, 4084255, 4667720, 6534808, 8168510, 9335440, 13069616, 16337020, 32674040, 65348080]

約数ペア:

[(1, 65348080), (2, 32674040), (4, 16337020), (5, 13069616), (7, 9335440), (8, 8168510), (10, 6534808), (14, 4667720), (16, 4084255), (20, 3267404), (28, 2333860), (35, 1867088), (40, 1633702), (56, 1166930), (61, 1071280), (70, 933544), (80, 816851), (112, 583465), (122, 535640), (140, 466772), (244, 267820), (280, 233386), (305, 214256), (427, 153040), (488, 133910), (560, 116693), (610, 107128), (854, 76520), (976, 66955), (1220, 53564), (1708, 38260), (1913, 34160), (2135, 30608), (2440, 26782), (3416, 19130), (3826, 17080), (4270, 15304), (4880, 13391), (6832, 9565), (7652, 8540)]