64013025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{863}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 113135616

約数和(自身を除く): 49122591

約数列:

[1, 3, 5, 15, 23, 25, 43, 69, 75, 115, 129, 215, 345, 575, 645, 863, 989, 1075, 1725, 2589, 2967, 3225, 4315, 4945, 12945, 14835, 19849, 21575, 24725, 37109, 59547, 64725, 74175, 99245, 111327, 185545, 297735, 496225, 556635, 853507, 927725, 1488675, 2560521, 2783175, 4267535, 12802605, 21337675, 64013025]

約数ペア:

[(1, 64013025), (3, 21337675), (5, 12802605), (15, 4267535), (23, 2783175), (25, 2560521), (43, 1488675), (69, 927725), (75, 853507), (115, 556635), (129, 496225), (215, 297735), (345, 185545), (575, 111327), (645, 99245), (863, 74175), (989, 64725), (1075, 59547), (1725, 37109), (2589, 24725), (2967, 21575), (3225, 19849), (4315, 14835), (4945, 12945)]