2016265025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{77773}}^1$

素因数の和:77861

約数の個数: 24

約数和(自身を含む): 2690669304

約数和(自身を除く): 674404279

約数列:

[1, 5, 17, 25, 61, 85, 305, 425, 1037, 1525, 5185, 25925, 77773, 388865, 1322141, 1944325, 4744153, 6610705, 23720765, 33053525, 80650601, 118603825, 403253005, 2016265025]

約数ペア:

[(1, 2016265025), (5, 403253005), (17, 118603825), (25, 80650601), (61, 33053525), (85, 23720765), (305, 6610705), (425, 4744153), (1037, 1944325), (1525, 1322141), (5185, 388865), (25925, 77773)]