80587360

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{541}}^1$

素因数の和:589

約数の個数: 144

約数和(自身を含む): 233558640

約数和(自身を除く): 152971280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 380, 392, 490, 532, 541, 560, 608, 665, 760, 784, 931, 980, 1064, 1082, 1120, 1330, 1520, 1568, 1862, 1960, 2128, 2164, 2660, 2705, 3040, 3724, 3787, 3920, 4256, 4328, 4655, 5320, 5410, 7448, 7574, 7840, 8656, 9310, 10279, 10640, 10820, 14896, 15148, 17312, 18620, 18935, 20558, 21280, 21640, 26509, 29792, 30296, 37240, 37870, 41116, 43280, 51395, 53018, 60592, 71953, 74480, 75740, 82232, 86560, 102790, 106036, 121184, 132545, 143906, 148960, 151480, 164464, 205580, 212072, 265090, 287812, 302960, 328928, 359765, 411160, 424144, 503671, 530180, 575624, 605920, 719530, 822320, 848288, 1007342, 1060360, 1151248, 1439060, 1644640, 2014684, 2120720, 2302496, 2518355, 2878120, 4029368, 4241440, 5036710, 5756240, 8058736, 10073420, 11512480, 16117472, 20146840, 40293680, 80587360]

約数ペア:

[(1, 80587360), (2, 40293680), (4, 20146840), (5, 16117472), (7, 11512480), (8, 10073420), (10, 8058736), (14, 5756240), (16, 5036710), (19, 4241440), (20, 4029368), (28, 2878120), (32, 2518355), (35, 2302496), (38, 2120720), (40, 2014684), (49, 1644640), (56, 1439060), (70, 1151248), (76, 1060360), (80, 1007342), (95, 848288), (98, 822320), (112, 719530), (133, 605920), (140, 575624), (152, 530180), (160, 503671), (190, 424144), (196, 411160), (224, 359765), (245, 328928), (266, 302960), (280, 287812), (304, 265090), (380, 212072), (392, 205580), (490, 164464), (532, 151480), (541, 148960), (560, 143906), (608, 132545), (665, 121184), (760, 106036), (784, 102790), (931, 86560), (980, 82232), (1064, 75740), (1082, 74480), (1120, 71953), (1330, 60592), (1520, 53018), (1568, 51395), (1862, 43280), (1960, 41116), (2128, 37870), (2164, 37240), (2660, 30296), (2705, 29792), (3040, 26509), (3724, 21640), (3787, 21280), (3920, 20558), (4256, 18935), (4328, 18620), (4655, 17312), (5320, 15148), (5410, 14896), (7448, 10820), (7574, 10640), (7840, 10279), (8656, 9310)]