313538030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{77801}}^1$

素因数の和:77852

約数の個数: 32

約数和(自身を含む): 627395328

約数和(自身を除く): 313857298

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 77801, 155602, 389005, 778010, 1011413, 2022826, 2411831, 4823662, 5057065, 10114130, 12059155, 24118310, 31353803, 62707606, 156769015, 313538030]

約数ペア:

[(1, 313538030), (2, 156769015), (5, 62707606), (10, 31353803), (13, 24118310), (26, 12059155), (31, 10114130), (62, 5057065), (65, 4823662), (130, 2411831), (155, 2022826), (310, 1011413), (403, 778010), (806, 389005), (2015, 155602), (4030, 77801)]