9964175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 14665728

約数和(自身を除く): 4701553

約数列:

[1, 5, 13, 23, 25, 31, 43, 65, 115, 155, 215, 299, 325, 403, 559, 575, 713, 775, 989, 1075, 1333, 1495, 2015, 2795, 3565, 4945, 6665, 7475, 9269, 10075, 12857, 13975, 17329, 17825, 24725, 30659, 33325, 46345, 64285, 86645, 153295, 231725, 321425, 398567, 433225, 766475, 1992835, 9964175]

約数ペア:

[(1, 9964175), (5, 1992835), (13, 766475), (23, 433225), (25, 398567), (31, 321425), (43, 231725), (65, 153295), (115, 86645), (155, 64285), (215, 46345), (299, 33325), (325, 30659), (403, 24725), (559, 17825), (575, 17329), (713, 13975), (775, 12857), (989, 10075), (1075, 9269), (1333, 7475), (1495, 6665), (2015, 4945), (2795, 3565)]