664377920

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{56113}}^1$

素因数の和:56167

約数の個数: 56

約数和(自身を含む): 1624836984

約数和(自身を除く): 960459064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 2368, 2960, 5920, 11840, 56113, 112226, 224452, 280565, 448904, 561130, 897808, 1122260, 1795616, 2076181, 2244520, 3591232, 4152362, 4489040, 8304724, 8978080, 10380905, 16609448, 17956160, 20761810, 33218896, 41523620, 66437792, 83047240, 132875584, 166094480, 332188960, 664377920]

約数ペア:

[(1, 664377920), (2, 332188960), (4, 166094480), (5, 132875584), (8, 83047240), (10, 66437792), (16, 41523620), (20, 33218896), (32, 20761810), (37, 17956160), (40, 16609448), (64, 10380905), (74, 8978080), (80, 8304724), (148, 4489040), (160, 4152362), (185, 3591232), (296, 2244520), (320, 2076181), (370, 1795616), (592, 1122260), (740, 897808), (1184, 561130), (1480, 448904), (2368, 280565), (2960, 224452), (5920, 112226), (11840, 56113)]