145857325

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^2\times {\mathrm{67}}^1$

素因数の和:214

約数の個数: 36

約数和(自身を含む): 193126528

約数和(自身を除く): 47269203

約数列:

[1, 5, 25, 31, 53, 67, 155, 265, 335, 775, 1325, 1643, 1675, 2077, 2809, 3551, 8215, 10385, 14045, 17755, 41075, 51925, 70225, 87079, 88775, 110081, 188203, 435395, 550405, 941015, 2176975, 2752025, 4705075, 5834293, 29171465, 145857325]

約数ペア:

[(1, 145857325), (5, 29171465), (25, 5834293), (31, 4705075), (53, 2752025), (67, 2176975), (155, 941015), (265, 550405), (335, 435395), (775, 188203), (1325, 110081), (1643, 88775), (1675, 87079), (2077, 70225), (2809, 51925), (3551, 41075), (8215, 17755), (10385, 14045)]