8002171520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{9067}}^1$

素因数の和:9290

約数の個数: 128

約数和(自身を含む): 21976479360

約数和(自身を除く): 13974307840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 197, 224, 280, 320, 394, 448, 560, 640, 788, 896, 985, 1120, 1379, 1576, 1970, 2240, 2758, 3152, 3940, 4480, 5516, 6304, 6895, 7880, 9067, 11032, 12608, 13790, 15760, 18134, 22064, 25216, 27580, 31520, 36268, 44128, 45335, 55160, 63040, 63469, 72536, 88256, 90670, 110320, 126080, 126938, 145072, 176512, 181340, 220640, 253876, 290144, 317345, 362680, 441280, 507752, 580288, 634690, 725360, 882560, 1015504, 1160576, 1269380, 1450720, 1786199, 2031008, 2538760, 2901440, 3572398, 4062016, 5077520, 5802880, 7144796, 8124032, 8930995, 10155040, 12503393, 14289592, 17861990, 20310080, 25006786, 28579184, 35723980, 40620160, 50013572, 57158368, 62516965, 71447960, 100027144, 114316736, 125033930, 142895920, 200054288, 228633472, 250067860, 285791840, 400108576, 500135720, 571583680, 800217152, 1000271440, 1143167360, 1600434304, 2000542880, 4001085760, 8002171520]

約数ペア:

[(1, 8002171520), (2, 4001085760), (4, 2000542880), (5, 1600434304), (7, 1143167360), (8, 1000271440), (10, 800217152), (14, 571583680), (16, 500135720), (20, 400108576), (28, 285791840), (32, 250067860), (35, 228633472), (40, 200054288), (56, 142895920), (64, 125033930), (70, 114316736), (80, 100027144), (112, 71447960), (128, 62516965), (140, 57158368), (160, 50013572), (197, 40620160), (224, 35723980), (280, 28579184), (320, 25006786), (394, 20310080), (448, 17861990), (560, 14289592), (640, 12503393), (788, 10155040), (896, 8930995), (985, 8124032), (1120, 7144796), (1379, 5802880), (1576, 5077520), (1970, 4062016), (2240, 3572398), (2758, 2901440), (3152, 2538760), (3940, 2031008), (4480, 1786199), (5516, 1450720), (6304, 1269380), (6895, 1160576), (7880, 1015504), (9067, 882560), (11032, 725360), (12608, 634690), (13790, 580288), (15760, 507752), (18134, 441280), (22064, 362680), (25216, 317345), (27580, 290144), (31520, 253876), (36268, 220640), (44128, 181340), (45335, 176512), (55160, 145072), (63040, 126938), (63469, 126080), (72536, 110320), (88256, 90670)]