64432550

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:80

約数の個数: 144

約数和(自身を含む): 159885600

約数和(自身を除く): 95453050

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 25, 26, 34, 35, 49, 50, 65, 70, 85, 91, 98, 119, 130, 170, 175, 182, 221, 238, 245, 289, 325, 343, 350, 425, 442, 455, 490, 578, 595, 637, 650, 686, 833, 850, 910, 1105, 1190, 1225, 1274, 1445, 1547, 1666, 1715, 2023, 2210, 2275, 2450, 2890, 2975, 3094, 3185, 3430, 3757, 4046, 4165, 4459, 4550, 5525, 5831, 5950, 6370, 7225, 7514, 7735, 8330, 8575, 8918, 10115, 10829, 11050, 11662, 14161, 14450, 15470, 15925, 17150, 18785, 20230, 20825, 21658, 22295, 26299, 28322, 29155, 31850, 37570, 38675, 41650, 44590, 50575, 52598, 54145, 58310, 70805, 75803, 77350, 93925, 99127, 101150, 108290, 111475, 131495, 141610, 145775, 151606, 184093, 187850, 198254, 222950, 262990, 270725, 291550, 354025, 368186, 379015, 495635, 541450, 657475, 708050, 758030, 920465, 991270, 1288651, 1314950, 1840930, 1895075, 2478175, 2577302, 3790150, 4602325, 4956350, 6443255, 9204650, 12886510, 32216275, 64432550]

約数ペア:

[(1, 64432550), (2, 32216275), (5, 12886510), (7, 9204650), (10, 6443255), (13, 4956350), (14, 4602325), (17, 3790150), (25, 2577302), (26, 2478175), (34, 1895075), (35, 1840930), (49, 1314950), (50, 1288651), (65, 991270), (70, 920465), (85, 758030), (91, 708050), (98, 657475), (119, 541450), (130, 495635), (170, 379015), (175, 368186), (182, 354025), (221, 291550), (238, 270725), (245, 262990), (289, 222950), (325, 198254), (343, 187850), (350, 184093), (425, 151606), (442, 145775), (455, 141610), (490, 131495), (578, 111475), (595, 108290), (637, 101150), (650, 99127), (686, 93925), (833, 77350), (850, 75803), (910, 70805), (1105, 58310), (1190, 54145), (1225, 52598), (1274, 50575), (1445, 44590), (1547, 41650), (1666, 38675), (1715, 37570), (2023, 31850), (2210, 29155), (2275, 28322), (2450, 26299), (2890, 22295), (2975, 21658), (3094, 20825), (3185, 20230), (3430, 18785), (3757, 17150), (4046, 15925), (4165, 15470), (4459, 14450), (4550, 14161), (5525, 11662), (5831, 11050), (5950, 10829), (6370, 10115), (7225, 8918), (7514, 8575), (7735, 8330)]