71004920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2173

約数の個数: 96

約数和(自身を含む): 196868880

約数和(自身を除く): 125863960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 476, 490, 595, 680, 833, 952, 980, 1190, 1666, 1960, 2131, 2380, 3332, 4165, 4262, 4760, 6664, 8330, 8524, 10655, 14917, 16660, 17048, 21310, 29834, 33320, 36227, 42620, 59668, 72454, 74585, 85240, 104419, 119336, 144908, 149170, 181135, 208838, 253589, 289816, 298340, 362270, 417676, 507178, 522095, 596680, 724540, 835352, 1014356, 1044190, 1267945, 1449080, 1775123, 2028712, 2088380, 2535890, 3550246, 4176760, 5071780, 7100492, 8875615, 10143560, 14200984, 17751230, 35502460, 71004920]

約数ペア:

[(1, 71004920), (2, 35502460), (4, 17751230), (5, 14200984), (7, 10143560), (8, 8875615), (10, 7100492), (14, 5071780), (17, 4176760), (20, 3550246), (28, 2535890), (34, 2088380), (35, 2028712), (40, 1775123), (49, 1449080), (56, 1267945), (68, 1044190), (70, 1014356), (85, 835352), (98, 724540), (119, 596680), (136, 522095), (140, 507178), (170, 417676), (196, 362270), (238, 298340), (245, 289816), (280, 253589), (340, 208838), (392, 181135), (476, 149170), (490, 144908), (595, 119336), (680, 104419), (833, 85240), (952, 74585), (980, 72454), (1190, 59668), (1666, 42620), (1960, 36227), (2131, 33320), (2380, 29834), (3332, 21310), (4165, 17048), (4262, 16660), (4760, 14917), (6664, 10655), (8330, 8524)]