385291275

素因数分解:

$3^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 649208448

約数和(自身を除く): 263917173

約数列:

[1, 3, 5, 15, 25, 75, 97, 211, 251, 291, 485, 633, 753, 1055, 1255, 1455, 2425, 3165, 3765, 5275, 6275, 7275, 15825, 18825, 20467, 24347, 52961, 61401, 73041, 102335, 121735, 158883, 264805, 307005, 365205, 511675, 608675, 794415, 1324025, 1535025, 1826025, 3972075, 5137217, 15411651, 25686085, 77058255, 128430425, 385291275]

約数ペア:

[(1, 385291275), (3, 128430425), (5, 77058255), (15, 25686085), (25, 15411651), (75, 5137217), (97, 3972075), (211, 1826025), (251, 1535025), (291, 1324025), (485, 794415), (633, 608675), (753, 511675), (1055, 365205), (1255, 307005), (1455, 264805), (2425, 158883), (3165, 121735), (3765, 102335), (5275, 73041), (6275, 61401), (7275, 52961), (15825, 24347), (18825, 20467)]