80748615

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 138217248

約数和(自身を除く): 57468633

約数列:

[1, 3, 5, 15, 29, 37, 87, 111, 145, 173, 185, 435, 519, 555, 841, 865, 1073, 2523, 2595, 3219, 4205, 5017, 5365, 6401, 12615, 15051, 16095, 19203, 25085, 31117, 32005, 75255, 93351, 96015, 145493, 155585, 185629, 436479, 466755, 556887, 727465, 928145, 2182395, 2784435, 5383241, 16149723, 26916205, 80748615]

約数ペア:

[(1, 80748615), (3, 26916205), (5, 16149723), (15, 5383241), (29, 2784435), (37, 2182395), (87, 928145), (111, 727465), (145, 556887), (173, 466755), (185, 436479), (435, 185629), (519, 155585), (555, 145493), (841, 96015), (865, 93351), (1073, 75255), (2523, 32005), (2595, 31117), (3219, 25085), (4205, 19203), (5017, 16095), (5365, 15051), (6401, 12615)]