165398450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{61}}^2\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 72

約数和(自身を含む): 360262656

約数和(自身を除く): 194864206

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 61, 70, 122, 127, 175, 254, 305, 350, 427, 610, 635, 854, 889, 1270, 1525, 1778, 2135, 3050, 3175, 3721, 4270, 4445, 6350, 7442, 7747, 8890, 10675, 15494, 18605, 21350, 22225, 26047, 37210, 38735, 44450, 52094, 54229, 77470, 93025, 108458, 130235, 186050, 193675, 260470, 271145, 387350, 472567, 542290, 651175, 945134, 1302350, 1355725, 2362835, 2711450, 3307969, 4725670, 6615938, 11814175, 16539845, 23628350, 33079690, 82699225, 165398450]

約数ペア:

[(1, 165398450), (2, 82699225), (5, 33079690), (7, 23628350), (10, 16539845), (14, 11814175), (25, 6615938), (35, 4725670), (50, 3307969), (61, 2711450), (70, 2362835), (122, 1355725), (127, 1302350), (175, 945134), (254, 651175), (305, 542290), (350, 472567), (427, 387350), (610, 271145), (635, 260470), (854, 193675), (889, 186050), (1270, 130235), (1525, 108458), (1778, 93025), (2135, 77470), (3050, 54229), (3175, 52094), (3721, 44450), (4270, 38735), (4445, 37210), (6350, 26047), (7442, 22225), (7747, 21350), (8890, 18605), (10675, 15494)]