243664525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 341228160

約数和(自身を除く): 97563635

約数列:

[1, 5, 13, 25, 29, 65, 103, 145, 251, 325, 377, 515, 725, 1255, 1339, 1885, 2575, 2987, 3263, 6275, 6695, 7279, 9425, 14935, 16315, 25853, 33475, 36395, 38831, 74675, 81575, 94627, 129265, 181975, 194155, 336089, 473135, 646325, 749737, 970775, 1680445, 2365675, 3748685, 8402225, 9746581, 18743425, 48732905, 243664525]

約数ペア:

[(1, 243664525), (5, 48732905), (13, 18743425), (25, 9746581), (29, 8402225), (65, 3748685), (103, 2365675), (145, 1680445), (251, 970775), (325, 749737), (377, 646325), (515, 473135), (725, 336089), (1255, 194155), (1339, 181975), (1885, 129265), (2575, 94627), (2987, 81575), (3263, 74675), (6275, 38831), (6695, 36395), (7279, 33475), (9425, 25853), (14935, 16315)]