71947150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 146843280

約数和(自身を除く): 74896130

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 257, 275, 509, 514, 550, 1018, 1285, 2545, 2570, 2827, 5090, 5599, 5654, 6425, 11198, 12725, 12850, 14135, 25450, 27995, 28270, 55990, 70675, 130813, 139975, 141350, 261626, 279950, 654065, 1308130, 1438943, 2877886, 3270325, 6540650, 7194715, 14389430, 35973575, 71947150]

約数ペア:

[(1, 71947150), (2, 35973575), (5, 14389430), (10, 7194715), (11, 6540650), (22, 3270325), (25, 2877886), (50, 1438943), (55, 1308130), (110, 654065), (257, 279950), (275, 261626), (509, 141350), (514, 139975), (550, 130813), (1018, 70675), (1285, 55990), (2545, 28270), (2570, 27995), (2827, 25450), (5090, 14135), (5599, 12850), (5654, 12725), (6425, 11198)]