54157775

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 80947200

約数和(自身を除く): 26789425

約数列:

[1, 5, 7, 25, 31, 35, 67, 149, 155, 175, 217, 335, 469, 745, 775, 1043, 1085, 1675, 2077, 2345, 3725, 4619, 5215, 5425, 9983, 10385, 11725, 14539, 23095, 26075, 32333, 49915, 51925, 69881, 72695, 115475, 161665, 249575, 309473, 349405, 363475, 808325, 1547365, 1747025, 2166311, 7736825, 10831555, 54157775]

約数ペア:

[(1, 54157775), (5, 10831555), (7, 7736825), (25, 2166311), (31, 1747025), (35, 1547365), (67, 808325), (149, 363475), (155, 349405), (175, 309473), (217, 249575), (335, 161665), (469, 115475), (745, 72695), (775, 69881), (1043, 51925), (1085, 49915), (1675, 32333), (2077, 26075), (2345, 23095), (3725, 14539), (4619, 11725), (5215, 10385), (5425, 9983)]