79070780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 186278400

約数和(自身を除く): 107207620

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 83, 92, 95, 109, 115, 166, 190, 218, 230, 332, 380, 415, 436, 437, 460, 545, 830, 874, 1090, 1577, 1660, 1748, 1909, 2071, 2180, 2185, 2507, 3154, 3818, 4142, 4370, 5014, 6308, 7636, 7885, 8284, 8740, 9047, 9545, 10028, 10355, 12535, 15770, 18094, 19090, 20710, 25070, 31540, 36188, 36271, 38180, 41420, 45235, 47633, 50140, 72542, 90470, 95266, 145084, 171893, 180940, 181355, 190532, 208081, 238165, 343786, 362710, 416162, 476330, 687572, 725420, 832324, 859465, 952660, 1040405, 1718930, 2080810, 3437860, 3953539, 4161620, 7907078, 15814156, 19767695, 39535390, 79070780]

約数ペア:

[(1, 79070780), (2, 39535390), (4, 19767695), (5, 15814156), (10, 7907078), (19, 4161620), (20, 3953539), (23, 3437860), (38, 2080810), (46, 1718930), (76, 1040405), (83, 952660), (92, 859465), (95, 832324), (109, 725420), (115, 687572), (166, 476330), (190, 416162), (218, 362710), (230, 343786), (332, 238165), (380, 208081), (415, 190532), (436, 181355), (437, 180940), (460, 171893), (545, 145084), (830, 95266), (874, 90470), (1090, 72542), (1577, 50140), (1660, 47633), (1748, 45235), (1909, 41420), (2071, 38180), (2180, 36271), (2185, 36188), (2507, 31540), (3154, 25070), (3818, 20710), (4142, 19090), (4370, 18094), (5014, 15770), (6308, 12535), (7636, 10355), (7885, 10028), (8284, 9545), (8740, 9047)]