16788275

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 25665024

約数和(自身を除く): 8876749

約数列:

[1, 5, 7, 23, 25, 35, 43, 97, 115, 161, 175, 215, 301, 485, 575, 679, 805, 989, 1075, 1505, 2231, 2425, 3395, 4025, 4171, 4945, 6923, 7525, 11155, 15617, 16975, 20855, 24725, 29197, 34615, 55775, 78085, 95933, 104275, 145985, 173075, 390425, 479665, 671531, 729925, 2398325, 3357655, 16788275]

約数ペア:

[(1, 16788275), (5, 3357655), (7, 2398325), (23, 729925), (25, 671531), (35, 479665), (43, 390425), (97, 173075), (115, 145985), (161, 104275), (175, 95933), (215, 78085), (301, 55775), (485, 34615), (575, 29197), (679, 24725), (805, 20855), (989, 16975), (1075, 15617), (1505, 11155), (2231, 7525), (2425, 6923), (3395, 4945), (4025, 4171)]