79621360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10937}}^1$

素因数の和:10970

約数の個数: 80

約数和(自身を含む): 227860416

約数和(自身を除く): 148239056

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 10937, 21874, 43748, 54685, 76559, 87496, 109370, 142181, 153118, 174992, 218740, 284362, 306236, 382795, 437480, 568724, 612472, 710905, 765590, 874960, 995267, 1137448, 1224944, 1421810, 1531180, 1990534, 2274896, 2843620, 3062360, 3981068, 4976335, 5687240, 6124720, 7962136, 9952670, 11374480, 15924272, 19905340, 39810680, 79621360]

約数ペア:

[(1, 79621360), (2, 39810680), (4, 19905340), (5, 15924272), (7, 11374480), (8, 9952670), (10, 7962136), (13, 6124720), (14, 5687240), (16, 4976335), (20, 3981068), (26, 3062360), (28, 2843620), (35, 2274896), (40, 1990534), (52, 1531180), (56, 1421810), (65, 1224944), (70, 1137448), (80, 995267), (91, 874960), (104, 765590), (112, 710905), (130, 612472), (140, 568724), (182, 437480), (208, 382795), (260, 306236), (280, 284362), (364, 218740), (455, 174992), (520, 153118), (560, 142181), (728, 109370), (910, 87496), (1040, 76559), (1456, 54685), (1820, 43748), (3640, 21874), (7280, 10937)]