80748252

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1057

約数の個数: 120

約数和(自身を含む): 239531600

約数和(自身を除く): 158783348

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 108, 114, 117, 156, 162, 171, 228, 234, 247, 324, 342, 351, 468, 494, 513, 684, 702, 741, 988, 1009, 1026, 1053, 1404, 1482, 1539, 2018, 2052, 2106, 2223, 2964, 3027, 3078, 4036, 4212, 4446, 6054, 6156, 6669, 8892, 9081, 12108, 13117, 13338, 18162, 19171, 20007, 26234, 26676, 27243, 36324, 38342, 39351, 40014, 52468, 54486, 57513, 76684, 78702, 80028, 81729, 108972, 115026, 118053, 157404, 163458, 172539, 230052, 236106, 249223, 326916, 345078, 354159, 472212, 498446, 517617, 690156, 708318, 747669, 996892, 1035234, 1062477, 1416636, 1495338, 1552851, 2070468, 2124954, 2243007, 2990676, 3105702, 4249908, 4486014, 6211404, 6729021, 8972028, 13458042, 20187063, 26916084, 40374126, 80748252]

約数ペア:

[(1, 80748252), (2, 40374126), (3, 26916084), (4, 20187063), (6, 13458042), (9, 8972028), (12, 6729021), (13, 6211404), (18, 4486014), (19, 4249908), (26, 3105702), (27, 2990676), (36, 2243007), (38, 2124954), (39, 2070468), (52, 1552851), (54, 1495338), (57, 1416636), (76, 1062477), (78, 1035234), (81, 996892), (108, 747669), (114, 708318), (117, 690156), (156, 517617), (162, 498446), (171, 472212), (228, 354159), (234, 345078), (247, 326916), (324, 249223), (342, 236106), (351, 230052), (468, 172539), (494, 163458), (513, 157404), (684, 118053), (702, 115026), (741, 108972), (988, 81729), (1009, 80028), (1026, 78702), (1053, 76684), (1404, 57513), (1482, 54486), (1539, 52468), (2018, 40014), (2052, 39351), (2106, 38342), (2223, 36324), (2964, 27243), (3027, 26676), (3078, 26234), (4036, 20007), (4212, 19171), (4446, 18162), (6054, 13338), (6156, 13117), (6669, 12108), (8892, 9081)]