49148321680

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2237}}^1\times {\mathrm{4099}}^1$

素因数の和:6416

約数の個数: 80

約数和(自身を含む): 116055518400

約数和(自身を除く): 66907196720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2237, 2680, 4099, 4474, 5360, 8198, 8948, 11185, 16396, 17896, 20495, 22370, 32792, 35792, 40990, 44740, 65584, 81980, 89480, 149879, 163960, 178960, 274633, 299758, 327920, 549266, 599516, 749395, 1098532, 1199032, 1373165, 1498790, 2197064, 2398064, 2746330, 2997580, 4394128, 5492660, 5995160, 9169463, 10985320, 11990320, 18338926, 21970640, 36677852, 45847315, 73355704, 91694630, 146711408, 183389260, 366778520, 614354021, 733557040, 1228708042, 2457416084, 3071770105, 4914832168, 6143540210, 9829664336, 12287080420, 24574160840, 49148321680]

約数ペア:

[(1, 49148321680), (2, 24574160840), (4, 12287080420), (5, 9829664336), (8, 6143540210), (10, 4914832168), (16, 3071770105), (20, 2457416084), (40, 1228708042), (67, 733557040), (80, 614354021), (134, 366778520), (268, 183389260), (335, 146711408), (536, 91694630), (670, 73355704), (1072, 45847315), (1340, 36677852), (2237, 21970640), (2680, 18338926), (4099, 11990320), (4474, 10985320), (5360, 9169463), (8198, 5995160), (8948, 5492660), (11185, 4394128), (16396, 2997580), (17896, 2746330), (20495, 2398064), (22370, 2197064), (32792, 1498790), (35792, 1373165), (40990, 1199032), (44740, 1098532), (65584, 749395), (81980, 599516), (89480, 549266), (149879, 327920), (163960, 299758), (178960, 274633)]