13307125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 18869760

約数和(自身を除く): 5562635

約数列:

[1, 5, 13, 19, 25, 65, 95, 125, 247, 325, 431, 475, 1235, 1625, 2155, 2375, 5603, 6175, 8189, 10775, 28015, 30875, 40945, 53875, 106457, 140075, 204725, 532285, 700375, 1023625, 2661425, 13307125]

約数ペア:

[(1, 13307125), (5, 2661425), (13, 1023625), (19, 700375), (25, 532285), (65, 204725), (95, 140075), (125, 106457), (247, 53875), (325, 40945), (431, 30875), (475, 28015), (1235, 10775), (1625, 8189), (2155, 6175), (2375, 5603)]