73959280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:562

約数の個数: 80

約数和(自身を含む): 180792000

約数和(自身を除く): 106832720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 71, 80, 116, 142, 145, 232, 284, 290, 355, 449, 464, 568, 580, 710, 898, 1136, 1160, 1420, 1796, 2059, 2245, 2320, 2840, 3592, 4118, 4490, 5680, 7184, 8236, 8980, 10295, 13021, 16472, 17960, 20590, 26042, 31879, 32944, 35920, 41180, 52084, 63758, 65105, 82360, 104168, 127516, 130210, 159395, 164720, 208336, 255032, 260420, 318790, 510064, 520840, 637580, 924491, 1041680, 1275160, 1848982, 2550320, 3697964, 4622455, 7395928, 9244910, 14791856, 18489820, 36979640, 73959280]

約数ペア:

[(1, 73959280), (2, 36979640), (4, 18489820), (5, 14791856), (8, 9244910), (10, 7395928), (16, 4622455), (20, 3697964), (29, 2550320), (40, 1848982), (58, 1275160), (71, 1041680), (80, 924491), (116, 637580), (142, 520840), (145, 510064), (232, 318790), (284, 260420), (290, 255032), (355, 208336), (449, 164720), (464, 159395), (568, 130210), (580, 127516), (710, 104168), (898, 82360), (1136, 65105), (1160, 63758), (1420, 52084), (1796, 41180), (2059, 35920), (2245, 32944), (2320, 31879), (2840, 26042), (3592, 20590), (4118, 17960), (4490, 16472), (5680, 13021), (7184, 10295), (8236, 8980)]