71296090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1297}}^1$

素因数の和:1566

約数の個数: 32

約数和(自身を含む): 134576640

約数和(自身を除く): 63280550

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 239, 478, 1195, 1297, 2390, 2594, 5497, 6485, 10994, 12970, 27485, 29831, 54970, 59662, 149155, 298310, 309983, 619966, 1549915, 3099830, 7129609, 14259218, 35648045, 71296090]

約数ペア:

[(1, 71296090), (2, 35648045), (5, 14259218), (10, 7129609), (23, 3099830), (46, 1549915), (115, 619966), (230, 309983), (239, 298310), (478, 149155), (1195, 59662), (1297, 54970), (2390, 29831), (2594, 27485), (5497, 12970), (6485, 10994)]