222971375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5231}}^1$

素因数の和:5288

約数の個数: 32

約数和(自身を含む): 313417728

約数和(自身を除く): 90446353

約数列:

[1, 5, 11, 25, 31, 55, 125, 155, 275, 341, 775, 1375, 1705, 3875, 5231, 8525, 26155, 42625, 57541, 130775, 162161, 287705, 653875, 810805, 1438525, 1783771, 4054025, 7192625, 8918855, 20270125, 44594275, 222971375]

約数ペア:

[(1, 222971375), (5, 44594275), (11, 20270125), (25, 8918855), (31, 7192625), (55, 4054025), (125, 1783771), (155, 1438525), (275, 810805), (341, 653875), (775, 287705), (1375, 162161), (1705, 130775), (3875, 57541), (5231, 42625), (8525, 26155)]