61771468

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 128701440

約数和(自身を除く): 66929972

約数列:

[1, 2, 4, 11, 22, 23, 31, 44, 46, 62, 92, 121, 124, 179, 242, 253, 341, 358, 484, 506, 682, 713, 716, 1012, 1364, 1426, 1969, 2783, 2852, 3751, 3938, 4117, 5549, 5566, 7502, 7843, 7876, 8234, 11098, 11132, 15004, 15686, 16468, 21659, 22196, 31372, 43318, 45287, 61039, 86273, 86636, 90574, 122078, 127627, 172546, 181148, 244156, 255254, 345092, 498157, 510508, 671429, 996314, 1342858, 1403897, 1992628, 2685716, 2807794, 5615588, 15442867, 30885734, 61771468]

約数ペア:

[(1, 61771468), (2, 30885734), (4, 15442867), (11, 5615588), (22, 2807794), (23, 2685716), (31, 1992628), (44, 1403897), (46, 1342858), (62, 996314), (92, 671429), (121, 510508), (124, 498157), (179, 345092), (242, 255254), (253, 244156), (341, 181148), (358, 172546), (484, 127627), (506, 122078), (682, 90574), (713, 86636), (716, 86273), (1012, 61039), (1364, 45287), (1426, 43318), (1969, 31372), (2783, 22196), (2852, 21659), (3751, 16468), (3938, 15686), (4117, 15004), (5549, 11132), (5566, 11098), (7502, 8234), (7843, 7876)]