80352160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:343

約数の個数: 144

約数和(自身を含む): 227611944

約数和(自身を除く): 147259784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 160, 185, 196, 224, 245, 259, 277, 280, 296, 370, 392, 490, 518, 554, 560, 592, 740, 784, 980, 1036, 1108, 1120, 1184, 1295, 1385, 1480, 1568, 1813, 1939, 1960, 2072, 2216, 2590, 2770, 2960, 3626, 3878, 3920, 4144, 4432, 5180, 5540, 5920, 7252, 7756, 7840, 8288, 8864, 9065, 9695, 10249, 10360, 11080, 13573, 14504, 15512, 18130, 19390, 20498, 20720, 22160, 27146, 29008, 31024, 36260, 38780, 40996, 41440, 44320, 51245, 54292, 58016, 62048, 67865, 71743, 72520, 77560, 81992, 102490, 108584, 135730, 143486, 145040, 155120, 163984, 204980, 217168, 271460, 286972, 290080, 310240, 327968, 358715, 409960, 434336, 502201, 542920, 573944, 717430, 819920, 1004402, 1085840, 1147888, 1434860, 1639840, 2008804, 2171680, 2295776, 2511005, 2869720, 4017608, 5022010, 5739440, 8035216, 10044020, 11478880, 16070432, 20088040, 40176080, 80352160]

約数ペア:

[(1, 80352160), (2, 40176080), (4, 20088040), (5, 16070432), (7, 11478880), (8, 10044020), (10, 8035216), (14, 5739440), (16, 5022010), (20, 4017608), (28, 2869720), (32, 2511005), (35, 2295776), (37, 2171680), (40, 2008804), (49, 1639840), (56, 1434860), (70, 1147888), (74, 1085840), (80, 1004402), (98, 819920), (112, 717430), (140, 573944), (148, 542920), (160, 502201), (185, 434336), (196, 409960), (224, 358715), (245, 327968), (259, 310240), (277, 290080), (280, 286972), (296, 271460), (370, 217168), (392, 204980), (490, 163984), (518, 155120), (554, 145040), (560, 143486), (592, 135730), (740, 108584), (784, 102490), (980, 81992), (1036, 77560), (1108, 72520), (1120, 71743), (1184, 67865), (1295, 62048), (1385, 58016), (1480, 54292), (1568, 51245), (1813, 44320), (1939, 41440), (1960, 40996), (2072, 38780), (2216, 36260), (2590, 31024), (2770, 29008), (2960, 27146), (3626, 22160), (3878, 20720), (3920, 20498), (4144, 19390), (4432, 18130), (5180, 15512), (5540, 14504), (5920, 13573), (7252, 11080), (7756, 10360), (7840, 10249), (8288, 9695), (8864, 9065)]