211671850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2377}}^1$

素因数の和:2539

約数の個数: 48

約数和(自身を含む): 427269528

約数和(自身を除く): 215597678

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 137, 274, 325, 650, 685, 1370, 1781, 2377, 3425, 3562, 4754, 6850, 8905, 11885, 17810, 23770, 30901, 44525, 59425, 61802, 89050, 118850, 154505, 309010, 325649, 651298, 772525, 1545050, 1628245, 3256490, 4233437, 8141225, 8466874, 16282450, 21167185, 42334370, 105835925, 211671850]

約数ペア:

[(1, 211671850), (2, 105835925), (5, 42334370), (10, 21167185), (13, 16282450), (25, 8466874), (26, 8141225), (50, 4233437), (65, 3256490), (130, 1628245), (137, 1545050), (274, 772525), (325, 651298), (650, 325649), (685, 309010), (1370, 154505), (1781, 118850), (2377, 89050), (3425, 61802), (3562, 59425), (4754, 44525), (6850, 30901), (8905, 23770), (11885, 17810)]