15254525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 23623488

約数和(自身を除く): 8368963

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 251, 275, 325, 425, 715, 935, 1105, 1255, 2431, 2761, 3263, 3575, 4267, 4675, 5525, 6275, 12155, 13805, 16315, 21335, 35893, 46937, 55471, 60775, 69025, 81575, 106675, 179465, 234685, 277355, 610181, 897325, 1173425, 1386775, 3050905, 15254525]

約数ペア:

[(1, 15254525), (5, 3050905), (11, 1386775), (13, 1173425), (17, 897325), (25, 610181), (55, 277355), (65, 234685), (85, 179465), (143, 106675), (187, 81575), (221, 69025), (251, 60775), (275, 55471), (325, 46937), (425, 35893), (715, 21335), (935, 16315), (1105, 13805), (1255, 12155), (2431, 6275), (2761, 5525), (3263, 4675), (3575, 4267)]