272912120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{524831}}^1$

素因数の和:524855

約数の個数: 32

約数和(自身を含む): 661288320

約数和(自身を除く): 388376200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 524831, 1049662, 2099324, 2624155, 4198648, 5248310, 6822803, 10496620, 13645606, 20993240, 27291212, 34114015, 54582424, 68228030, 136456060, 272912120]

約数ペア:

[(1, 272912120), (2, 136456060), (4, 68228030), (5, 54582424), (8, 34114015), (10, 27291212), (13, 20993240), (20, 13645606), (26, 10496620), (40, 6822803), (52, 5248310), (65, 4198648), (104, 2624155), (130, 2099324), (260, 1049662), (520, 524831)]