1981295472

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1217}}^1\times {\mathrm{2609}}^1$

素因数の和:3850

約数の個数: 80

約数和(自身を含む): 5518709280

約数和(自身を除く): 3537413808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 1217, 2434, 2609, 3651, 4868, 5218, 7302, 7827, 9736, 10436, 14604, 15654, 15821, 19472, 20872, 29208, 31308, 31642, 33917, 41744, 47463, 58416, 62616, 63284, 67834, 94926, 101751, 125232, 126568, 135668, 189852, 203502, 253136, 271336, 379704, 407004, 542672, 759408, 814008, 1628016, 3175153, 6350306, 9525459, 12700612, 19050918, 25401224, 38101836, 41276989, 50802448, 76203672, 82553978, 123830967, 152407344, 165107956, 247661934, 330215912, 495323868, 660431824, 990647736, 1981295472]

約数ペア:

[(1, 1981295472), (2, 990647736), (3, 660431824), (4, 495323868), (6, 330215912), (8, 247661934), (12, 165107956), (13, 152407344), (16, 123830967), (24, 82553978), (26, 76203672), (39, 50802448), (48, 41276989), (52, 38101836), (78, 25401224), (104, 19050918), (156, 12700612), (208, 9525459), (312, 6350306), (624, 3175153), (1217, 1628016), (2434, 814008), (2609, 759408), (3651, 542672), (4868, 407004), (5218, 379704), (7302, 271336), (7827, 253136), (9736, 203502), (10436, 189852), (14604, 135668), (15654, 126568), (15821, 125232), (19472, 101751), (20872, 94926), (29208, 67834), (31308, 63284), (31642, 62616), (33917, 58416), (41744, 47463)]