54975880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:694

約数の個数: 64

約数和(自身を含む): 129729600

約数和(自身を除く): 74753720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 83, 116, 145, 166, 232, 290, 332, 415, 571, 580, 664, 830, 1142, 1160, 1660, 2284, 2407, 2855, 3320, 4568, 4814, 5710, 9628, 11420, 12035, 16559, 19256, 22840, 24070, 33118, 47393, 48140, 66236, 82795, 94786, 96280, 132472, 165590, 189572, 236965, 331180, 379144, 473930, 662360, 947860, 1374397, 1895720, 2748794, 5497588, 6871985, 10995176, 13743970, 27487940, 54975880]

約数ペア:

[(1, 54975880), (2, 27487940), (4, 13743970), (5, 10995176), (8, 6871985), (10, 5497588), (20, 2748794), (29, 1895720), (40, 1374397), (58, 947860), (83, 662360), (116, 473930), (145, 379144), (166, 331180), (232, 236965), (290, 189572), (332, 165590), (415, 132472), (571, 96280), (580, 94786), (664, 82795), (830, 66236), (1142, 48140), (1160, 47393), (1660, 33118), (2284, 24070), (2407, 22840), (2855, 19256), (3320, 16559), (4568, 12035), (4814, 11420), (5710, 9628)]