65811760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 160

約数和(自身を含む): 191987712

約数和(自身を除く): 126175952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 170, 217, 223, 238, 248, 272, 280, 310, 340, 434, 446, 476, 496, 527, 560, 595, 620, 680, 868, 892, 952, 1054, 1085, 1115, 1190, 1240, 1360, 1561, 1736, 1784, 1904, 2108, 2170, 2230, 2380, 2480, 2635, 3122, 3472, 3568, 3689, 3791, 4216, 4340, 4460, 4760, 5270, 6244, 6913, 7378, 7582, 7805, 8432, 8680, 8920, 9520, 10540, 12488, 13826, 14756, 15164, 15610, 17360, 17840, 18445, 18955, 21080, 24976, 26537, 27652, 29512, 30328, 31220, 34565, 36890, 37910, 42160, 48391, 53074, 55304, 59024, 60656, 62440, 69130, 73780, 75820, 96782, 106148, 110608, 117521, 124880, 132685, 138260, 147560, 151640, 193564, 212296, 235042, 241955, 265370, 276520, 295120, 303280, 387128, 424592, 470084, 483910, 530740, 553040, 587605, 774256, 822647, 940168, 967820, 1061480, 1175210, 1645294, 1880336, 1935640, 2122960, 2350420, 3290588, 3871280, 4113235, 4700840, 6581176, 8226470, 9401680, 13162352, 16452940, 32905880, 65811760]

約数ペア:

[(1, 65811760), (2, 32905880), (4, 16452940), (5, 13162352), (7, 9401680), (8, 8226470), (10, 6581176), (14, 4700840), (16, 4113235), (17, 3871280), (20, 3290588), (28, 2350420), (31, 2122960), (34, 1935640), (35, 1880336), (40, 1645294), (56, 1175210), (62, 1061480), (68, 967820), (70, 940168), (80, 822647), (85, 774256), (112, 587605), (119, 553040), (124, 530740), (136, 483910), (140, 470084), (155, 424592), (170, 387128), (217, 303280), (223, 295120), (238, 276520), (248, 265370), (272, 241955), (280, 235042), (310, 212296), (340, 193564), (434, 151640), (446, 147560), (476, 138260), (496, 132685), (527, 124880), (560, 117521), (595, 110608), (620, 106148), (680, 96782), (868, 75820), (892, 73780), (952, 69130), (1054, 62440), (1085, 60656), (1115, 59024), (1190, 55304), (1240, 53074), (1360, 48391), (1561, 42160), (1736, 37910), (1784, 36890), (1904, 34565), (2108, 31220), (2170, 30328), (2230, 29512), (2380, 27652), (2480, 26537), (2635, 24976), (3122, 21080), (3472, 18955), (3568, 18445), (3689, 17840), (3791, 17360), (4216, 15610), (4340, 15164), (4460, 14756), (4760, 13826), (5270, 12488), (6244, 10540), (6913, 9520), (7378, 8920), (7582, 8680), (7805, 8432)]