15663806005

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{4481}}^1$

素因数の和:4777

約数の個数: 32

約数和(自身を含む): 19494118368

約数和(自身を除く): 3830312363

約数列:

[1, 5, 61, 73, 157, 305, 365, 785, 4453, 4481, 9577, 11461, 22265, 22405, 47885, 57305, 273341, 327113, 699121, 703517, 1366705, 1635565, 3495605, 3517585, 19953893, 42914537, 51356741, 99769465, 214572685, 256783705, 3132761201, 15663806005]

約数ペア:

[(1, 15663806005), (5, 3132761201), (61, 256783705), (73, 214572685), (157, 99769465), (305, 51356741), (365, 42914537), (785, 19953893), (4453, 3517585), (4481, 3495605), (9577, 1635565), (11461, 1366705), (22265, 703517), (22405, 699121), (47885, 327113), (57305, 273341)]