79942240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1$

素因数の和:680

約数の個数: 96

約数和(自身を含む): 217836864

約数和(自身を除く): 137894624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 137, 140, 160, 224, 274, 280, 521, 548, 560, 685, 959, 1042, 1096, 1120, 1370, 1918, 2084, 2192, 2605, 2740, 3647, 3836, 4168, 4384, 4795, 5210, 5480, 7294, 7672, 8336, 9590, 10420, 10960, 14588, 15344, 16672, 18235, 19180, 20840, 21920, 29176, 30688, 36470, 38360, 41680, 58352, 71377, 72940, 76720, 83360, 116704, 142754, 145880, 153440, 285508, 291760, 356885, 499639, 571016, 583520, 713770, 999278, 1142032, 1427540, 1998556, 2284064, 2498195, 2855080, 3997112, 4996390, 5710160, 7994224, 9992780, 11420320, 15988448, 19985560, 39971120, 79942240]

約数ペア:

[(1, 79942240), (2, 39971120), (4, 19985560), (5, 15988448), (7, 11420320), (8, 9992780), (10, 7994224), (14, 5710160), (16, 4996390), (20, 3997112), (28, 2855080), (32, 2498195), (35, 2284064), (40, 1998556), (56, 1427540), (70, 1142032), (80, 999278), (112, 713770), (137, 583520), (140, 571016), (160, 499639), (224, 356885), (274, 291760), (280, 285508), (521, 153440), (548, 145880), (560, 142754), (685, 116704), (959, 83360), (1042, 76720), (1096, 72940), (1120, 71377), (1370, 58352), (1918, 41680), (2084, 38360), (2192, 36470), (2605, 30688), (2740, 29176), (3647, 21920), (3836, 20840), (4168, 19180), (4384, 18235), (4795, 16672), (5210, 15344), (5480, 14588), (7294, 10960), (7672, 10420), (8336, 9590)]