30797725

素因数分解:

$5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:866

約数の個数: 36

約数和(自身を含む): 45913728

約数和(自身を除く): 15116003

約数列:

[1, 5, 7, 25, 31, 35, 49, 155, 175, 217, 245, 775, 811, 1085, 1225, 1519, 4055, 5425, 5677, 7595, 20275, 25141, 28385, 37975, 39739, 125705, 141925, 175987, 198695, 628525, 879935, 993475, 1231909, 4399675, 6159545, 30797725]

約数ペア:

[(1, 30797725), (5, 6159545), (7, 4399675), (25, 1231909), (31, 993475), (35, 879935), (49, 628525), (155, 198695), (175, 175987), (217, 141925), (245, 125705), (775, 39739), (811, 37975), (1085, 28385), (1225, 25141), (1519, 20275), (4055, 7595), (5425, 5677)]