42741680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 103680864

約数和(自身を除く): 60939184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 83, 157, 164, 166, 205, 314, 328, 332, 410, 415, 628, 656, 664, 785, 820, 830, 1256, 1328, 1570, 1640, 1660, 2512, 3140, 3280, 3320, 3403, 6280, 6437, 6640, 6806, 12560, 12874, 13031, 13612, 17015, 25748, 26062, 27224, 32185, 34030, 51496, 52124, 54448, 64370, 65155, 68060, 102992, 104248, 128740, 130310, 136120, 208496, 257480, 260620, 272240, 514960, 521240, 534271, 1042480, 1068542, 2137084, 2671355, 4274168, 5342710, 8548336, 10685420, 21370840, 42741680]

約数ペア:

[(1, 42741680), (2, 21370840), (4, 10685420), (5, 8548336), (8, 5342710), (10, 4274168), (16, 2671355), (20, 2137084), (40, 1068542), (41, 1042480), (80, 534271), (82, 521240), (83, 514960), (157, 272240), (164, 260620), (166, 257480), (205, 208496), (314, 136120), (328, 130310), (332, 128740), (410, 104248), (415, 102992), (628, 68060), (656, 65155), (664, 64370), (785, 54448), (820, 52124), (830, 51496), (1256, 34030), (1328, 32185), (1570, 27224), (1640, 26062), (1660, 25748), (2512, 17015), (3140, 13612), (3280, 13031), (3320, 12874), (3403, 12560), (6280, 6806), (6437, 6640)]