77613925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 108421632

約数和(自身を除く): 30807707

約数列:

[1, 5, 17, 25, 31, 43, 85, 137, 155, 215, 425, 527, 685, 731, 775, 1075, 1333, 2329, 2635, 3425, 3655, 4247, 5891, 6665, 11645, 13175, 18275, 21235, 22661, 29455, 33325, 58225, 72199, 100147, 106175, 113305, 147275, 182621, 360995, 500735, 566525, 913105, 1804975, 2503675, 3104557, 4565525, 15522785, 77613925]

約数ペア:

[(1, 77613925), (5, 15522785), (17, 4565525), (25, 3104557), (31, 2503675), (43, 1804975), (85, 913105), (137, 566525), (155, 500735), (215, 360995), (425, 182621), (527, 147275), (685, 113305), (731, 106175), (775, 100147), (1075, 72199), (1333, 58225), (2329, 33325), (2635, 29455), (3425, 22661), (3655, 21235), (4247, 18275), (5891, 13175), (6665, 11645)]