260893685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 347276160

約数和(自身を除く): 86382475

約数列:

[1, 5, 13, 43, 65, 215, 269, 347, 559, 1345, 1735, 2795, 3497, 4511, 11567, 14921, 17485, 22555, 57835, 74605, 93343, 150371, 193973, 466715, 751855, 969865, 1213459, 4013749, 6067295, 20068745, 52178737, 260893685]

約数ペア:

[(1, 260893685), (5, 52178737), (13, 20068745), (43, 6067295), (65, 4013749), (215, 1213459), (269, 969865), (347, 751855), (559, 466715), (1345, 193973), (1735, 150371), (2795, 93343), (3497, 74605), (4511, 57835), (11567, 22555), (14921, 17485)]