30511325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 41013000

約数和(自身を除く): 10501675

約数列:

[1, 5, 13, 25, 65, 269, 325, 349, 1345, 1745, 3497, 4537, 6725, 8725, 17485, 22685, 87425, 93881, 113425, 469405, 1220453, 2347025, 6102265, 30511325]

約数ペア:

[(1, 30511325), (5, 6102265), (13, 2347025), (25, 1220453), (65, 469405), (269, 113425), (325, 93881), (349, 87425), (1345, 22685), (1745, 17485), (3497, 8725), (4537, 6725)]