79057220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 189737856

約数和(自身を除く): 110680636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 61, 86, 110, 122, 137, 172, 215, 220, 244, 274, 305, 430, 473, 548, 610, 671, 685, 860, 946, 1220, 1342, 1370, 1507, 1892, 2365, 2623, 2684, 2740, 3014, 3355, 4730, 5246, 5891, 6028, 6710, 7535, 8357, 9460, 10492, 11782, 13115, 13420, 15070, 16714, 23564, 26230, 28853, 29455, 30140, 33428, 41785, 52460, 57706, 58910, 64801, 83570, 91927, 115412, 117820, 129602, 144265, 167140, 183854, 259204, 288530, 324005, 359351, 367708, 459635, 577060, 648010, 718702, 919270, 1296020, 1437404, 1796755, 1838540, 3593510, 3952861, 7187020, 7905722, 15811444, 19764305, 39528610, 79057220]

約数ペア:

[(1, 79057220), (2, 39528610), (4, 19764305), (5, 15811444), (10, 7905722), (11, 7187020), (20, 3952861), (22, 3593510), (43, 1838540), (44, 1796755), (55, 1437404), (61, 1296020), (86, 919270), (110, 718702), (122, 648010), (137, 577060), (172, 459635), (215, 367708), (220, 359351), (244, 324005), (274, 288530), (305, 259204), (430, 183854), (473, 167140), (548, 144265), (610, 129602), (671, 117820), (685, 115412), (860, 91927), (946, 83570), (1220, 64801), (1342, 58910), (1370, 57706), (1507, 52460), (1892, 41785), (2365, 33428), (2623, 30140), (2684, 29455), (2740, 28853), (3014, 26230), (3355, 23564), (4730, 16714), (5246, 15070), (5891, 13420), (6028, 13115), (6710, 11782), (7535, 10492), (8357, 9460)]