87320770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{6473}}^1$

素因数の和:6570

約数の個数: 32

約数和(自身を含む): 167806080

約数和(自身を除く): 80485310

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 6473, 6745, 12946, 13490, 32365, 64730, 122987, 245974, 459583, 614935, 919166, 1229870, 2297915, 4595830, 8732077, 17464154, 43660385, 87320770]

約数ペア:

[(1, 87320770), (2, 43660385), (5, 17464154), (10, 8732077), (19, 4595830), (38, 2297915), (71, 1229870), (95, 919166), (142, 614935), (190, 459583), (355, 245974), (710, 122987), (1349, 64730), (2698, 32365), (6473, 13490), (6745, 12946)]