156937240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{74027}}^1$

素因数の和:74091

約数の個数: 32

約数和(自身を含む): 359776080

約数和(自身を除く): 202838840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 74027, 148054, 296108, 370135, 592216, 740270, 1480540, 2961080, 3923431, 7846862, 15693724, 19617155, 31387448, 39234310, 78468620, 156937240]

約数ペア:

[(1, 156937240), (2, 78468620), (4, 39234310), (5, 31387448), (8, 19617155), (10, 15693724), (20, 7846862), (40, 3923431), (53, 2961080), (106, 1480540), (212, 740270), (265, 592216), (424, 370135), (530, 296108), (1060, 148054), (2120, 74027)]