20161619225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{619}}^1\times {\mathrm{1427}}^1$

素因数の和:2150

約数の個数: 48

約数和(自身を含む): 27665729280

約数和(自身を除く): 7504110055

約数列:

[1, 5, 11, 25, 55, 83, 275, 415, 619, 913, 1427, 2075, 3095, 4565, 6809, 7135, 15475, 15697, 22825, 34045, 35675, 51377, 78485, 118441, 170225, 256885, 392425, 565147, 592205, 883313, 1284425, 1302851, 2825735, 2961025, 4416565, 6514255, 9716443, 14128675, 22082825, 32571275, 48582215, 73314979, 242911075, 366574895, 806464769, 1832874475, 4032323845, 20161619225]

約数ペア:

[(1, 20161619225), (5, 4032323845), (11, 1832874475), (25, 806464769), (55, 366574895), (83, 242911075), (275, 73314979), (415, 48582215), (619, 32571275), (913, 22082825), (1427, 14128675), (2075, 9716443), (3095, 6514255), (4565, 4416565), (6809, 2961025), (7135, 2825735), (15475, 1302851), (15697, 1284425), (22825, 883313), (34045, 592205), (35675, 565147), (51377, 392425), (78485, 256885), (118441, 170225)]